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Finding the Fourth Proportional to 632,030.33, 948,139.90 and 232,640.74

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Solution

The fourth proportional to 632,030.33, 948,139.90 and 232,640.74 is: 348,995.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,030.33 : 948,139.90 = 232,640.74 : x
  2. Step 2: Convert to fraction form
    632,030.33/948,139.90 = 232,640.74/x
  3. Step 3: Cross multiply
    632,030.33x = 948,139.90 × 232,640.74
  4. Step 4: Simplify right side
    632,030.33x = 220,575,962,055.62
  5. Step 5: Solve for x
    x = 220,575,962,055.62/632,030.33
  6. Step 6: Final answer
    x = 348,995.85

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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.