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Finding the Fourth Proportional to 984,752.11, 1,358,956.60 and 532,043.11

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Solution

The fourth proportional to 984,752.11, 1,358,956.60 and 532,043.11 is: 734,218.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,752.11 : 1,358,956.60 = 532,043.11 : x
  2. Step 2: Convert to fraction form
    984,752.11/1,358,956.60 = 532,043.11/x
  3. Step 3: Cross multiply
    984,752.11x = 1,358,956.60 × 532,043.11
  4. Step 4: Simplify right side
    984,752.11x = 723,023,493,158.81
  5. Step 5: Solve for x
    x = 723,023,493,158.81/984,752.11
  6. Step 6: Final answer
    x = 734,218.78

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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.