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Finding the Fourth Proportional to 581,607.83, 872,412.05 and 182,279.70

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Solution

The fourth proportional to 581,607.83, 872,412.05 and 182,279.70 is: 273,419.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,607.83 : 872,412.05 = 182,279.70 : x
  2. Step 2: Convert to fraction form
    581,607.83/872,412.05 = 182,279.70/x
  3. Step 3: Cross multiply
    581,607.83x = 872,412.05 × 182,279.70
  4. Step 4: Simplify right side
    581,607.83x = 159,023,006,750.39
  5. Step 5: Solve for x
    x = 159,023,006,750.39/581,607.83
  6. Step 6: Final answer
    x = 273,419.65

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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.