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Finding the Fourth Proportional to 336,812.80, 464,805.52 and 185,909.92

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Solution

The fourth proportional to 336,812.80, 464,805.52 and 185,909.92 is: 256,557.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,812.80 : 464,805.52 = 185,909.92 : x
  2. Step 2: Convert to fraction form
    336,812.80/464,805.52 = 185,909.92/x
  3. Step 3: Cross multiply
    336,812.80x = 464,805.52 × 185,909.92
  4. Step 4: Simplify right side
    336,812.80x = 86,411,957,038.76
  5. Step 5: Solve for x
    x = 86,411,957,038.76/336,812.80
  6. Step 6: Final answer
    x = 256,557.82

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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.