Home / 744,374.74-1,027,234.29-404,848.66

Finding the Fourth Proportional to 744,374.74, 1,027,234.29 and 404,848.66

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Solution

The fourth proportional to 744,374.74, 1,027,234.29 and 404,848.66 is: 558,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,374.74 : 1,027,234.29 = 404,848.66 : x
  2. Step 2: Convert to fraction form
    744,374.74/1,027,234.29 = 404,848.66/x
  3. Step 3: Cross multiply
    744,374.74x = 1,027,234.29 × 404,848.66
  4. Step 4: Simplify right side
    744,374.74x = 415,874,425,812.55
  5. Step 5: Solve for x
    x = 415,874,425,812.55/744,374.74
  6. Step 6: Final answer
    x = 558,689.60

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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.