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Finding the Fourth Proportional to 1,061,768, 1,465,239.92 and 584,840

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Solution

The fourth proportional to 1,061,768, 1,465,239.92 and 584,840 is: 807,079.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,768 : 1,465,239.92 = 584,840 : x
  2. Step 2: Convert to fraction form
    1,061,768/1,465,239.92 = 584,840/x
  3. Step 3: Cross multiply
    1,061,768x = 1,465,239.92 × 584,840
  4. Step 4: Simplify right side
    1,061,768x = 856,930,914,812.80
  5. Step 5: Solve for x
    x = 856,930,914,812.80/1,061,768
  6. Step 6: Final answer
    x = 807,079.24

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Why These Related Problems?

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