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Finding the Fourth Proportional to 875,047.60, 1,310,531.92 and 844,741.24

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Solution

The fourth proportional to 875,047.60, 1,310,531.92 and 844,741.24 is: 1,265,143.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,047.60 : 1,310,531.92 = 844,741.24 : x
  2. Step 2: Convert to fraction form
    875,047.60/1,310,531.92 = 844,741.24/x
  3. Step 3: Cross multiply
    875,047.60x = 1,310,531.92 × 844,741.24
  4. Step 4: Simplify right side
    875,047.60x = 1,107,060,359,160.38
  5. Step 5: Solve for x
    x = 1,107,060,359,160.38/875,047.60
  6. Step 6: Final answer
    x = 1,265,143.02

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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.