Home / 947,061.76-1,306,984.96-544,654.08

Finding the Fourth Proportional to 947,061.76, 1,306,984.96 and 544,654.08

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Solution

The fourth proportional to 947,061.76, 1,306,984.96 and 544,654.08 is: 751,645.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,061.76 : 1,306,984.96 = 544,654.08 : x
  2. Step 2: Convert to fraction form
    947,061.76/1,306,984.96 = 544,654.08/x
  3. Step 3: Cross multiply
    947,061.76x = 1,306,984.96 × 544,654.08
  4. Step 4: Simplify right side
    947,061.76x = 711,854,690,962.64
  5. Step 5: Solve for x
    x = 711,854,690,962.64/947,061.76
  6. Step 6: Final answer
    x = 751,645.48

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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.