Home / 743,232.70-1,114,849.05-210,746.80

Finding the Fourth Proportional to 743,232.70, 1,114,849.05 and 210,746.80

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Solution

The fourth proportional to 743,232.70, 1,114,849.05 and 210,746.80 is: 316,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,232.70 : 1,114,849.05 = 210,746.80 : x
  2. Step 2: Convert to fraction form
    743,232.70/1,114,849.05 = 210,746.80/x
  3. Step 3: Cross multiply
    743,232.70x = 1,114,849.05 × 210,746.80
  4. Step 4: Simplify right side
    743,232.70x = 234,950,869,770.54
  5. Step 5: Solve for x
    x = 234,950,869,770.54/743,232.70
  6. Step 6: Final answer
    x = 316,120.20

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.