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Finding the Fourth Proportional to 349,491.30, 523,070.55 and 244,515.30

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Solution

The fourth proportional to 349,491.30, 523,070.55 and 244,515.30 is: 365,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,491.30 : 523,070.55 = 244,515.30 : x
  2. Step 2: Convert to fraction form
    349,491.30/523,070.55 = 244,515.30/x
  3. Step 3: Cross multiply
    349,491.30x = 523,070.55 × 244,515.30
  4. Step 4: Simplify right side
    349,491.30x = 127,898,752,454.42
  5. Step 5: Solve for x
    x = 127,898,752,454.42/349,491.30
  6. Step 6: Final answer
    x = 365,956.90

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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.