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Finding the Fourth Proportional to 1,750,262, 2,415,363.72 and 945,446

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Solution

The fourth proportional to 1,750,262, 2,415,363.72 and 945,446 is: 1,304,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,262 : 2,415,363.72 = 945,446 : x
  2. Step 2: Convert to fraction form
    1,750,262/2,415,363.72 = 945,446/x
  3. Step 3: Cross multiply
    1,750,262x = 2,415,363.72 × 945,446
  4. Step 4: Simplify right side
    1,750,262x = 2,283,595,967,619.12
  5. Step 5: Solve for x
    x = 2,283,595,967,619.12/1,750,262
  6. Step 6: Final answer
    x = 1,304,716.65

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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.