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Finding the Fourth Proportional to 425,620.98, 587,360.88 and 234,641.19

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Solution

The fourth proportional to 425,620.98, 587,360.88 and 234,641.19 is: 323,807.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,620.98 : 587,360.88 = 234,641.19 : x
  2. Step 2: Convert to fraction form
    425,620.98/587,360.88 = 234,641.19/x
  3. Step 3: Cross multiply
    425,620.98x = 587,360.88 × 234,641.19
  4. Step 4: Simplify right side
    425,620.98x = 137,819,055,842.65
  5. Step 5: Solve for x
    x = 137,819,055,842.65/425,620.98
  6. Step 6: Final answer
    x = 323,807.01

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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.