Home / 360,310.73-497,220.04-199,161.63

Finding the Fourth Proportional to 360,310.73, 497,220.04 and 199,161.63

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Solution

The fourth proportional to 360,310.73, 497,220.04 and 199,161.63 is: 274,838.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,310.73 : 497,220.04 = 199,161.63 : x
  2. Step 2: Convert to fraction form
    360,310.73/497,220.04 = 199,161.63/x
  3. Step 3: Cross multiply
    360,310.73x = 497,220.04 × 199,161.63
  4. Step 4: Simplify right side
    360,310.73x = 99,027,153,635.07
  5. Step 5: Solve for x
    x = 99,027,153,635.07/360,310.73
  6. Step 6: Final answer
    x = 274,838.20

Related Problems

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Half scale
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Double scale
Find fourth proportional to 360,311.73, 497,221.42 and 199,162.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.