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Finding the Fourth Proportional to 1,019,458, 1,406,853.68 and 566,749

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Solution

The fourth proportional to 1,019,458, 1,406,853.68 and 566,749 is: 782,114.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,458 : 1,406,853.68 = 566,749 : x
  2. Step 2: Convert to fraction form
    1,019,458/1,406,853.68 = 566,749/x
  3. Step 3: Cross multiply
    1,019,458x = 1,406,853.68 × 566,749
  4. Step 4: Simplify right side
    1,019,458x = 797,332,916,286.32
  5. Step 5: Solve for x
    x = 797,332,916,286.32/1,019,458
  6. Step 6: Final answer
    x = 782,114.53

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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.