Home / 581,088.11-801,846.50-538,240.68

Finding the Fourth Proportional to 581,088.11, 801,846.50 and 538,240.68

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Solution

The fourth proportional to 581,088.11, 801,846.50 and 538,240.68 is: 742,721.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,088.11 : 801,846.50 = 538,240.68 : x
  2. Step 2: Convert to fraction form
    581,088.11/801,846.50 = 538,240.68/x
  3. Step 3: Cross multiply
    581,088.11x = 801,846.50 × 538,240.68
  4. Step 4: Simplify right side
    581,088.11x = 431,586,402,724.42
  5. Step 5: Solve for x
    x = 431,586,402,724.42/581,088.11
  6. Step 6: Final answer
    x = 742,721.11

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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.