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Finding the Fourth Proportional to 581,506.17, 872,259.45 and 239,944.61

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Solution

The fourth proportional to 581,506.17, 872,259.45 and 239,944.61 is: 359,917.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,506.17 : 872,259.45 = 239,944.61 : x
  2. Step 2: Convert to fraction form
    581,506.17/872,259.45 = 239,944.61/x
  3. Step 3: Cross multiply
    581,506.17x = 872,259.45 × 239,944.61
  4. Step 4: Simplify right side
    581,506.17x = 209,293,955,086.96
  5. Step 5: Solve for x
    x = 209,293,955,086.96/581,506.17
  6. Step 6: Final answer
    x = 359,917.00

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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.