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Finding the Fourth Proportional to 437,007.60, 655,244.10 and 170,460.90

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Solution

The fourth proportional to 437,007.60, 655,244.10 and 170,460.90 is: 255,587.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,007.60 : 655,244.10 = 170,460.90 : x
  2. Step 2: Convert to fraction form
    437,007.60/655,244.10 = 170,460.90/x
  3. Step 3: Cross multiply
    437,007.60x = 655,244.10 × 170,460.90
  4. Step 4: Simplify right side
    437,007.60x = 111,693,499,005.69
  5. Step 5: Solve for x
    x = 111,693,499,005.69/437,007.60
  6. Step 6: Final answer
    x = 255,587.09

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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.