Home / 875,266.65-1,206,698.18-656,545.59

Finding the Fourth Proportional to 875,266.65, 1,206,698.18 and 656,545.59

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Solution

The fourth proportional to 875,266.65, 1,206,698.18 and 656,545.59 is: 905,155.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,266.65 : 1,206,698.18 = 656,545.59 : x
  2. Step 2: Convert to fraction form
    875,266.65/1,206,698.18 = 656,545.59/x
  3. Step 3: Cross multiply
    875,266.65x = 1,206,698.18 × 656,545.59
  4. Step 4: Simplify right side
    875,266.65x = 792,252,365,257.30
  5. Step 5: Solve for x
    x = 792,252,365,257.30/875,266.65
  6. Step 6: Final answer
    x = 905,155.43

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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.