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Finding the Fourth Proportional to 434,691.53, 651,962.57 and 114,846.83

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Solution

The fourth proportional to 434,691.53, 651,962.57 and 114,846.83 is: 172,250.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,691.53 : 651,962.57 = 114,846.83 : x
  2. Step 2: Convert to fraction form
    434,691.53/651,962.57 = 114,846.83/x
  3. Step 3: Cross multiply
    434,691.53x = 651,962.57 × 114,846.83
  4. Step 4: Simplify right side
    434,691.53x = 74,875,830,609.11
  5. Step 5: Solve for x
    x = 74,875,830,609.11/434,691.53
  6. Step 6: Final answer
    x = 172,250.50

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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.