Home / 588,681.30-812,324.66-330,507.82

Finding the Fourth Proportional to 588,681.30, 812,324.66 and 330,507.82

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Solution

The fourth proportional to 588,681.30, 812,324.66 and 330,507.82 is: 456,069.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,681.30 : 812,324.66 = 330,507.82 : x
  2. Step 2: Convert to fraction form
    588,681.30/812,324.66 = 330,507.82/x
  3. Step 3: Cross multiply
    588,681.30x = 812,324.66 × 330,507.82
  4. Step 4: Simplify right side
    588,681.30x = 268,479,652,608.10
  5. Step 5: Solve for x
    x = 268,479,652,608.10/588,681.30
  6. Step 6: Final answer
    x = 456,069.62

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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.