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Finding the Fourth Proportional to 662,613.53, 993,801.96 and 176,298.47

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Solution

The fourth proportional to 662,613.53, 993,801.96 and 176,298.47 is: 264,416.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,613.53 : 993,801.96 = 176,298.47 : x
  2. Step 2: Convert to fraction form
    662,613.53/993,801.96 = 176,298.47/x
  3. Step 3: Cross multiply
    662,613.53x = 993,801.96 × 176,298.47
  4. Step 4: Simplify right side
    662,613.53x = 175,205,760,061.99
  5. Step 5: Solve for x
    x = 175,205,760,061.99/662,613.53
  6. Step 6: Final answer
    x = 264,416.21

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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.