Home / 748,475.97-1,032,897.15-404,311.86

Finding the Fourth Proportional to 748,475.97, 1,032,897.15 and 404,311.86

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Solution

The fourth proportional to 748,475.97, 1,032,897.15 and 404,311.86 is: 557,950.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,475.97 : 1,032,897.15 = 404,311.86 : x
  2. Step 2: Convert to fraction form
    748,475.97/1,032,897.15 = 404,311.86/x
  3. Step 3: Cross multiply
    748,475.97x = 1,032,897.15 × 404,311.86
  4. Step 4: Simplify right side
    748,475.97x = 417,612,567,905.20
  5. Step 5: Solve for x
    x = 417,612,567,905.20/748,475.97
  6. Step 6: Final answer
    x = 557,950.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.