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Finding the Fourth Proportional to 1,854,937, 2,781,595.26 and 656,461

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Solution

The fourth proportional to 1,854,937, 2,781,595.26 and 656,461 is: 984,404.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,937 : 2,781,595.26 = 656,461 : x
  2. Step 2: Convert to fraction form
    1,854,937/2,781,595.26 = 656,461/x
  3. Step 3: Cross multiply
    1,854,937x = 2,781,595.26 × 656,461
  4. Step 4: Simplify right side
    1,854,937x = 1,826,008,805,974.86
  5. Step 5: Solve for x
    x = 1,826,008,805,974.86/1,854,937
  6. Step 6: Final answer
    x = 984,404.76

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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.