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Finding the Fourth Proportional to 653,295.60, 980,030.88 and 232,575.12

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Solution

The fourth proportional to 653,295.60, 980,030.88 and 232,575.12 is: 348,893.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,295.60 : 980,030.88 = 232,575.12 : x
  2. Step 2: Convert to fraction form
    653,295.60/980,030.88 = 232,575.12/x
  3. Step 3: Cross multiply
    653,295.60x = 980,030.88 × 232,575.12
  4. Step 4: Simplify right side
    653,295.60x = 227,930,799,519.71
  5. Step 5: Solve for x
    x = 227,930,799,519.71/653,295.60
  6. Step 6: Final answer
    x = 348,893.82

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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.