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Finding the Fourth Proportional to 604,587.68, 834,317.52 and 349,933.76

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Solution

The fourth proportional to 604,587.68, 834,317.52 and 349,933.76 is: 482,900.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,587.68 : 834,317.52 = 349,933.76 : x
  2. Step 2: Convert to fraction form
    604,587.68/834,317.52 = 349,933.76/x
  3. Step 3: Cross multiply
    604,587.68x = 834,317.52 × 349,933.76
  4. Step 4: Simplify right side
    604,587.68x = 291,955,866,807.48
  5. Step 5: Solve for x
    x = 291,955,866,807.48/604,587.68
  6. Step 6: Final answer
    x = 482,900.79

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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.