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Finding the Fourth Proportional to 581,077.76, 871,666.80 and 160,353.60

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Solution

The fourth proportional to 581,077.76, 871,666.80 and 160,353.60 is: 240,544.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,077.76 : 871,666.80 = 160,353.60 : x
  2. Step 2: Convert to fraction form
    581,077.76/871,666.80 = 160,353.60/x
  3. Step 3: Cross multiply
    581,077.76x = 871,666.80 × 160,353.60
  4. Step 4: Simplify right side
    581,077.76x = 139,774,909,380.48
  5. Step 5: Solve for x
    x = 139,774,909,380.48/581,077.76
  6. Step 6: Final answer
    x = 240,544.24

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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.