Home / 497,683.20-746,524.80-311,059.20

Finding the Fourth Proportional to 497,683.20, 746,524.80 and 311,059.20

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Solution

The fourth proportional to 497,683.20, 746,524.80 and 311,059.20 is: 466,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,683.20 : 746,524.80 = 311,059.20 : x
  2. Step 2: Convert to fraction form
    497,683.20/746,524.80 = 311,059.20/x
  3. Step 3: Cross multiply
    497,683.20x = 746,524.80 × 311,059.20
  4. Step 4: Simplify right side
    497,683.20x = 232,213,407,068.16
  5. Step 5: Solve for x
    x = 232,213,407,068.16/497,683.20
  6. Step 6: Final answer
    x = 466,588.80

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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.