Home / 659,052.40-988,627.20-238,273.60

Finding the Fourth Proportional to 659,052.40, 988,627.20 and 238,273.60

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Solution

The fourth proportional to 659,052.40, 988,627.20 and 238,273.60 is: 357,427.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,052.40 : 988,627.20 = 238,273.60 : x
  2. Step 2: Convert to fraction form
    659,052.40/988,627.20 = 238,273.60/x
  3. Step 3: Cross multiply
    659,052.40x = 988,627.20 × 238,273.60
  4. Step 4: Simplify right side
    659,052.40x = 235,563,762,001.92
  5. Step 5: Solve for x
    x = 235,563,762,001.92/659,052.40
  6. Step 6: Final answer
    x = 357,427.97

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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.