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Finding the Fourth Proportional to 227,805.40, 341,708.10 and 101,445.40

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Solution

The fourth proportional to 227,805.40, 341,708.10 and 101,445.40 is: 152,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,805.40 : 341,708.10 = 101,445.40 : x
  2. Step 2: Convert to fraction form
    227,805.40/341,708.10 = 101,445.40/x
  3. Step 3: Cross multiply
    227,805.40x = 341,708.10 × 101,445.40
  4. Step 4: Simplify right side
    227,805.40x = 34,664,714,887.74
  5. Step 5: Solve for x
    x = 34,664,714,887.74/227,805.40
  6. Step 6: Final answer
    x = 152,168.10

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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.