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Finding the Fourth Proportional to 442,034.15, 663,051.23 and 109,610.15

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Solution

The fourth proportional to 442,034.15, 663,051.23 and 109,610.15 is: 164,415.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,034.15 : 663,051.23 = 109,610.15 : x
  2. Step 2: Convert to fraction form
    442,034.15/663,051.23 = 109,610.15/x
  3. Step 3: Cross multiply
    442,034.15x = 663,051.23 × 109,610.15
  4. Step 4: Simplify right side
    442,034.15x = 72,677,144,229.93
  5. Step 5: Solve for x
    x = 72,677,144,229.93/442,034.15
  6. Step 6: Final answer
    x = 164,415.23

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1.5x scale

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.