Home / 506,200.14-698,732.10-291,425.80

Finding the Fourth Proportional to 506,200.14, 698,732.10 and 291,425.80

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Solution

The fourth proportional to 506,200.14, 698,732.10 and 291,425.80 is: 402,268.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,200.14 : 698,732.10 = 291,425.80 : x
  2. Step 2: Convert to fraction form
    506,200.14/698,732.10 = 291,425.80/x
  3. Step 3: Cross multiply
    506,200.14x = 698,732.10 × 291,425.80
  4. Step 4: Simplify right side
    506,200.14x = 203,628,561,228.18
  5. Step 5: Solve for x
    x = 203,628,561,228.18/506,200.14
  6. Step 6: Final answer
    x = 402,268.88

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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.