Home / 747,892.88-1,032,105.48-425,569.04

Finding the Fourth Proportional to 747,892.88, 1,032,105.48 and 425,569.04

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Solution

The fourth proportional to 747,892.88, 1,032,105.48 and 425,569.04 is: 587,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,892.88 : 1,032,105.48 = 425,569.04 : x
  2. Step 2: Convert to fraction form
    747,892.88/1,032,105.48 = 425,569.04/x
  3. Step 3: Cross multiply
    747,892.88x = 1,032,105.48 × 425,569.04
  4. Step 4: Simplify right side
    747,892.88x = 439,232,138,302.34
  5. Step 5: Solve for x
    x = 439,232,138,302.34/747,892.88
  6. Step 6: Final answer
    x = 587,292.85

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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.