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Finding the Fourth Proportional to 367,062.80, 550,156.80 and 153,830.30

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Solution

The fourth proportional to 367,062.80, 550,156.80 and 153,830.30 is: 230,562.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,062.80 : 550,156.80 = 153,830.30 : x
  2. Step 2: Convert to fraction form
    367,062.80/550,156.80 = 153,830.30/x
  3. Step 3: Cross multiply
    367,062.80x = 550,156.80 × 153,830.30
  4. Step 4: Simplify right side
    367,062.80x = 84,630,785,591.04
  5. Step 5: Solve for x
    x = 84,630,785,591.04/367,062.80
  6. Step 6: Final answer
    x = 230,562.14

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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.