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Finding the Fourth Proportional to 673,297.52, 929,170 and 371,510.96

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Solution

The fourth proportional to 673,297.52, 929,170 and 371,510.96 is: 512,695.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,297.52 : 929,170 = 371,510.96 : x
  2. Step 2: Convert to fraction form
    673,297.52/929,170 = 371,510.96/x
  3. Step 3: Cross multiply
    673,297.52x = 929,170 × 371,510.96
  4. Step 4: Simplify right side
    673,297.52x = 345,196,838,703.20
  5. Step 5: Solve for x
    x = 345,196,838,703.20/673,297.52
  6. Step 6: Final answer
    x = 512,695.84

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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.