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Finding the Fourth Proportional to 1,042,897, 1,439,197.86 and 565,969

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Solution

The fourth proportional to 1,042,897, 1,439,197.86 and 565,969 is: 781,037.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,897 : 1,439,197.86 = 565,969 : x
  2. Step 2: Convert to fraction form
    1,042,897/1,439,197.86 = 565,969/x
  3. Step 3: Cross multiply
    1,042,897x = 1,439,197.86 × 565,969
  4. Step 4: Simplify right side
    1,042,897x = 814,541,373,626.34
  5. Step 5: Solve for x
    x = 814,541,373,626.34/1,042,897
  6. Step 6: Final answer
    x = 781,037.22

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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.