Home / 554,988.87-832,146.19-217,625.35

Finding the Fourth Proportional to 554,988.87, 832,146.19 and 217,625.35

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Solution

The fourth proportional to 554,988.87, 832,146.19 and 217,625.35 is: 326,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,988.87 : 832,146.19 = 217,625.35 : x
  2. Step 2: Convert to fraction form
    554,988.87/832,146.19 = 217,625.35/x
  3. Step 3: Cross multiply
    554,988.87x = 832,146.19 × 217,625.35
  4. Step 4: Simplify right side
    554,988.87x = 181,096,105,849.92
  5. Step 5: Solve for x
    x = 181,096,105,849.92/554,988.87
  6. Step 6: Final answer
    x = 326,305.83

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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.