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Finding the Fourth Proportional to 347,596.68, 521,592.24 and 187,670.47

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Solution

The fourth proportional to 347,596.68, 521,592.24 and 187,670.47 is: 281,612.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,596.68 : 521,592.24 = 187,670.47 : x
  2. Step 2: Convert to fraction form
    347,596.68/521,592.24 = 187,670.47/x
  3. Step 3: Cross multiply
    347,596.68x = 521,592.24 × 187,670.47
  4. Step 4: Simplify right side
    347,596.68x = 97,887,460,829.15
  5. Step 5: Solve for x
    x = 97,887,460,829.15/347,596.68
  6. Step 6: Final answer
    x = 281,612.19

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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.