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Finding the Fourth Proportional to 556,230.84, 834,304.35 and 177,136.26

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Solution

The fourth proportional to 556,230.84, 834,304.35 and 177,136.26 is: 265,691.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,230.84 : 834,304.35 = 177,136.26 : x
  2. Step 2: Convert to fraction form
    556,230.84/834,304.35 = 177,136.26/x
  3. Step 3: Cross multiply
    556,230.84x = 834,304.35 × 177,136.26
  4. Step 4: Simplify right side
    556,230.84x = 147,785,552,260.73
  5. Step 5: Solve for x
    x = 147,785,552,260.73/556,230.84
  6. Step 6: Final answer
    x = 265,691.04

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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.