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Finding the Fourth Proportional to 588,425.82, 812,001.00 and 358,946.64

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Solution

The fourth proportional to 588,425.82, 812,001.00 and 358,946.64 is: 495,330.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,425.82 : 812,001.00 = 358,946.64 : x
  2. Step 2: Convert to fraction form
    588,425.82/812,001.00 = 358,946.64/x
  3. Step 3: Cross multiply
    588,425.82x = 812,001.00 × 358,946.64
  4. Step 4: Simplify right side
    588,425.82x = 291,465,031,972.69
  5. Step 5: Solve for x
    x = 291,465,031,972.69/588,425.82
  6. Step 6: Final answer
    x = 495,330.12

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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.