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Finding the Fourth Proportional to 581,779.76, 872,680.44 and 182,411.60

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Solution

The fourth proportional to 581,779.76, 872,680.44 and 182,411.60 is: 273,620.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,779.76 : 872,680.44 = 182,411.60 : x
  2. Step 2: Convert to fraction form
    581,779.76/872,680.44 = 182,411.60/x
  3. Step 3: Cross multiply
    581,779.76x = 872,680.44 × 182,411.60
  4. Step 4: Simplify right side
    581,779.76x = 159,187,035,349.10
  5. Step 5: Solve for x
    x = 159,187,035,349.10/581,779.76
  6. Step 6: Final answer
    x = 273,620.79

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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.