Home / 974,057.60-1,344,083.04-538,416.11

Finding the Fourth Proportional to 974,057.60, 1,344,083.04 and 538,416.11

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Solution

The fourth proportional to 974,057.60, 1,344,083.04 and 538,416.11 is: 742,949.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,057.60 : 1,344,083.04 = 538,416.11 : x
  2. Step 2: Convert to fraction form
    974,057.60/1,344,083.04 = 538,416.11/x
  3. Step 3: Cross multiply
    974,057.60x = 1,344,083.04 × 538,416.11
  4. Step 4: Simplify right side
    974,057.60x = 723,675,955,193.36
  5. Step 5: Solve for x
    x = 723,675,955,193.36/974,057.60
  6. Step 6: Final answer
    x = 742,949.86

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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.