Home / 1,680,752.70-2,520,744.57-482,665.50

Finding the Fourth Proportional to 1,680,752.70, 2,520,744.57 and 482,665.50

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Solution

The fourth proportional to 1,680,752.70, 2,520,744.57 and 482,665.50 is: 723,887.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,752.70 : 2,520,744.57 = 482,665.50 : x
  2. Step 2: Convert to fraction form
    1,680,752.70/2,520,744.57 = 482,665.50/x
  3. Step 3: Cross multiply
    1,680,752.70x = 2,520,744.57 × 482,665.50
  4. Step 4: Simplify right side
    1,680,752.70x = 1,216,676,438,251.34
  5. Step 5: Solve for x
    x = 1,216,676,438,251.34/1,680,752.70
  6. Step 6: Final answer
    x = 723,887.84

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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.