Home / 974,423.62-1,344,713.28-538,870.27

Finding the Fourth Proportional to 974,423.62, 1,344,713.28 and 538,870.27

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Solution

The fourth proportional to 974,423.62, 1,344,713.28 and 538,870.27 is: 743,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,423.62 : 1,344,713.28 = 538,870.27 : x
  2. Step 2: Convert to fraction form
    974,423.62/1,344,713.28 = 538,870.27/x
  3. Step 3: Cross multiply
    974,423.62x = 1,344,713.28 × 538,870.27
  4. Step 4: Simplify right side
    974,423.62x = 724,626,008,436.12
  5. Step 5: Solve for x
    x = 724,626,008,436.12/974,423.62
  6. Step 6: Final answer
    x = 743,645.77

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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.