Home / 440,191.26-660,094.60-155,787.28

Finding the Fourth Proportional to 440,191.26, 660,094.60 and 155,787.28

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Solution

The fourth proportional to 440,191.26, 660,094.60 and 155,787.28 is: 233,612.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,191.26 : 660,094.60 = 155,787.28 : x
  2. Step 2: Convert to fraction form
    440,191.26/660,094.60 = 155,787.28/x
  3. Step 3: Cross multiply
    440,191.26x = 660,094.60 × 155,787.28
  4. Step 4: Simplify right side
    440,191.26x = 102,834,342,276.69
  5. Step 5: Solve for x
    x = 102,834,342,276.69/440,191.26
  6. Step 6: Final answer
    x = 233,612.87

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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.