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Finding the Fourth Proportional to 585,576.99, 807,773.44 and 404,384.04

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Solution

The fourth proportional to 585,576.99, 807,773.44 and 404,384.04 is: 557,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,576.99 : 807,773.44 = 404,384.04 : x
  2. Step 2: Convert to fraction form
    585,576.99/807,773.44 = 404,384.04/x
  3. Step 3: Cross multiply
    585,576.99x = 807,773.44 × 404,384.04
  4. Step 4: Simplify right side
    585,576.99x = 326,650,687,071.90
  5. Step 5: Solve for x
    x = 326,650,687,071.90/585,576.99
  6. Step 6: Final answer
    x = 557,827.05

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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.