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Finding the Fourth Proportional to 713,248.75, 984,384.11 and 441,404.24

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Solution

The fourth proportional to 713,248.75, 984,384.11 and 441,404.24 is: 609,200.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,248.75 : 984,384.11 = 441,404.24 : x
  2. Step 2: Convert to fraction form
    713,248.75/984,384.11 = 441,404.24/x
  3. Step 3: Cross multiply
    713,248.75x = 984,384.11 × 441,404.24
  4. Step 4: Simplify right side
    713,248.75x = 434,511,319,942.63
  5. Step 5: Solve for x
    x = 434,511,319,942.63/713,248.75
  6. Step 6: Final answer
    x = 609,200.25

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Double scale
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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.