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Finding the Fourth Proportional to 347,545, 480,005.76 and 234,170.92

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Solution

The fourth proportional to 347,545, 480,005.76 and 234,170.92 is: 323,421.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,545 : 480,005.76 = 234,170.92 : x
  2. Step 2: Convert to fraction form
    347,545/480,005.76 = 234,170.92/x
  3. Step 3: Cross multiply
    347,545x = 480,005.76 × 234,170.92
  4. Step 4: Simplify right side
    347,545x = 112,403,390,424.50
  5. Step 5: Solve for x
    x = 112,403,390,424.50/347,545
  6. Step 6: Final answer
    x = 323,421.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.