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Finding the Fourth Proportional to 581,670.48, 872,525.15 and 160,911.12

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Solution

The fourth proportional to 581,670.48, 872,525.15 and 160,911.12 is: 241,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,670.48 : 872,525.15 = 160,911.12 : x
  2. Step 2: Convert to fraction form
    581,670.48/872,525.15 = 160,911.12/x
  3. Step 3: Cross multiply
    581,670.48x = 872,525.15 × 160,911.12
  4. Step 4: Simplify right side
    581,670.48x = 140,398,995,154.32
  5. Step 5: Solve for x
    x = 140,398,995,154.32/581,670.48
  6. Step 6: Final answer
    x = 241,372.05

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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.