Home / 685,793.31-1,028,314.96-544,545.91

Finding the Fourth Proportional to 685,793.31, 1,028,314.96 and 544,545.91

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Solution

The fourth proportional to 685,793.31, 1,028,314.96 and 544,545.91 is: 816,521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,793.31 : 1,028,314.96 = 544,545.91 : x
  2. Step 2: Convert to fraction form
    685,793.31/1,028,314.96 = 544,545.91/x
  3. Step 3: Cross multiply
    685,793.31x = 1,028,314.96 × 544,545.91
  4. Step 4: Simplify right side
    685,793.31x = 559,964,705,659.81
  5. Step 5: Solve for x
    x = 559,964,705,659.81/685,793.31
  6. Step 6: Final answer
    x = 816,521.10

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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.