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Finding the Fourth Proportional to 151,280.40, 226,337.40 and 98,792.40

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Solution

The fourth proportional to 151,280.40, 226,337.40 and 98,792.40 is: 147,807.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,280.40 : 226,337.40 = 98,792.40 : x
  2. Step 2: Convert to fraction form
    151,280.40/226,337.40 = 98,792.40/x
  3. Step 3: Cross multiply
    151,280.40x = 226,337.40 × 98,792.40
  4. Step 4: Simplify right side
    151,280.40x = 22,360,414,955.76
  5. Step 5: Solve for x
    x = 22,360,414,955.76/151,280.40
  6. Step 6: Final answer
    x = 147,807.75

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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.