Home / 360,317.16-497,237.52-199,172.28

Finding the Fourth Proportional to 360,317.16, 497,237.52 and 199,172.28

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Solution

The fourth proportional to 360,317.16, 497,237.52 and 199,172.28 is: 274,857.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,317.16 : 497,237.52 = 199,172.28 : x
  2. Step 2: Convert to fraction form
    360,317.16/497,237.52 = 199,172.28/x
  3. Step 3: Cross multiply
    360,317.16x = 497,237.52 × 199,172.28
  4. Step 4: Simplify right side
    360,317.16x = 99,035,930,559.95
  5. Step 5: Solve for x
    x = 99,035,930,559.95/360,317.16
  6. Step 6: Final answer
    x = 274,857.66

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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.