Home / 441,219.10-660,585.70-280,901.06

Finding the Fourth Proportional to 441,219.10, 660,585.70 and 280,901.06

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Solution

The fourth proportional to 441,219.10, 660,585.70 and 280,901.06 is: 420,560.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,219.10 : 660,585.70 = 280,901.06 : x
  2. Step 2: Convert to fraction form
    441,219.10/660,585.70 = 280,901.06/x
  3. Step 3: Cross multiply
    441,219.10x = 660,585.70 × 280,901.06
  4. Step 4: Simplify right side
    441,219.10x = 185,559,223,350.84
  5. Step 5: Solve for x
    x = 185,559,223,350.84/441,219.10
  6. Step 6: Final answer
    x = 420,560.27

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1.5x scale

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.