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Finding the Fourth Proportional to 437,306.04, 656,149.66 and 153,200.40

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Solution

The fourth proportional to 437,306.04, 656,149.66 and 153,200.40 is: 229,867.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,306.04 : 656,149.66 = 153,200.40 : x
  2. Step 2: Convert to fraction form
    437,306.04/656,149.66 = 153,200.40/x
  3. Step 3: Cross multiply
    437,306.04x = 656,149.66 × 153,200.40
  4. Step 4: Simplify right side
    437,306.04x = 100,522,390,371.86
  5. Step 5: Solve for x
    x = 100,522,390,371.86/437,306.04
  6. Step 6: Final answer
    x = 229,867.37

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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.