Home / 629,977.40-944,966.10-472,513.40

Finding the Fourth Proportional to 629,977.40, 944,966.10 and 472,513.40

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Solution

The fourth proportional to 629,977.40, 944,966.10 and 472,513.40 is: 708,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,977.40 : 944,966.10 = 472,513.40 : x
  2. Step 2: Convert to fraction form
    629,977.40/944,966.10 = 472,513.40/x
  3. Step 3: Cross multiply
    629,977.40x = 944,966.10 × 472,513.40
  4. Step 4: Simplify right side
    629,977.40x = 446,509,144,795.74
  5. Step 5: Solve for x
    x = 446,509,144,795.74/629,977.40
  6. Step 6: Final answer
    x = 708,770.10

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Half scale
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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.