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Finding the Fourth Proportional to 586,101.80, 876,819.90 and 508,082.60

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Solution

The fourth proportional to 586,101.80, 876,819.90 and 508,082.60 is: 760,101.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,101.80 : 876,819.90 = 508,082.60 : x
  2. Step 2: Convert to fraction form
    586,101.80/876,819.90 = 508,082.60/x
  3. Step 3: Cross multiply
    586,101.80x = 876,819.90 × 508,082.60
  4. Step 4: Simplify right side
    586,101.80x = 445,496,934,523.74
  5. Step 5: Solve for x
    x = 445,496,934,523.74/586,101.80
  6. Step 6: Final answer
    x = 760,101.63

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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.