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Finding the Fourth Proportional to 425,669.76, 587,259 and 244,316.16

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Solution

The fourth proportional to 425,669.76, 587,259 and 244,316.16 is: 337,061.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,669.76 : 587,259 = 244,316.16 : x
  2. Step 2: Convert to fraction form
    425,669.76/587,259 = 244,316.16/x
  3. Step 3: Cross multiply
    425,669.76x = 587,259 × 244,316.16
  4. Step 4: Simplify right side
    425,669.76x = 143,476,863,805.44
  5. Step 5: Solve for x
    x = 143,476,863,805.44/425,669.76
  6. Step 6: Final answer
    x = 337,061.44

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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.