Home / 898,354.55-1,347,531.83-425,962.55

Finding the Fourth Proportional to 898,354.55, 1,347,531.83 and 425,962.55

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Solution

The fourth proportional to 898,354.55, 1,347,531.83 and 425,962.55 is: 638,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,354.55 : 1,347,531.83 = 425,962.55 : x
  2. Step 2: Convert to fraction form
    898,354.55/1,347,531.83 = 425,962.55/x
  3. Step 3: Cross multiply
    898,354.55x = 1,347,531.83 × 425,962.55
  4. Step 4: Simplify right side
    898,354.55x = 573,998,092,383.15
  5. Step 5: Solve for x
    x = 573,998,092,383.15/898,354.55
  6. Step 6: Final answer
    x = 638,943.83

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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.