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Finding the Fourth Proportional to 968,805.71, 1,452,265.85 and 463,235.54

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Solution

The fourth proportional to 968,805.71, 1,452,265.85 and 463,235.54 is: 694,402.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,805.71 : 1,452,265.85 = 463,235.54 : x
  2. Step 2: Convert to fraction form
    968,805.71/1,452,265.85 = 463,235.54/x
  3. Step 3: Cross multiply
    968,805.71x = 1,452,265.85 × 463,235.54
  4. Step 4: Simplify right side
    968,805.71x = 672,741,160,037.06
  5. Step 5: Solve for x
    x = 672,741,160,037.06/968,805.71
  6. Step 6: Final answer
    x = 694,402.56

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.