Home / 969,945.60-1,454,227.20-437,030.40

Finding the Fourth Proportional to 969,945.60, 1,454,227.20 and 437,030.40

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Solution

The fourth proportional to 969,945.60, 1,454,227.20 and 437,030.40 is: 655,234.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,945.60 : 1,454,227.20 = 437,030.40 : x
  2. Step 2: Convert to fraction form
    969,945.60/1,454,227.20 = 437,030.40/x
  3. Step 3: Cross multiply
    969,945.60x = 1,454,227.20 × 437,030.40
  4. Step 4: Simplify right side
    969,945.60x = 635,541,494,906.88
  5. Step 5: Solve for x
    x = 635,541,494,906.88/969,945.60
  6. Step 6: Final answer
    x = 655,234.16

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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.