Home / 747,789.24-1,120,750.74-373,919.16

Finding the Fourth Proportional to 747,789.24, 1,120,750.74 and 373,919.16

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Solution

The fourth proportional to 747,789.24, 1,120,750.74 and 373,919.16 is: 560,412.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,789.24 : 1,120,750.74 = 373,919.16 : x
  2. Step 2: Convert to fraction form
    747,789.24/1,120,750.74 = 373,919.16/x
  3. Step 3: Cross multiply
    747,789.24x = 1,120,750.74 × 373,919.16
  4. Step 4: Simplify right side
    747,789.24x = 419,070,175,270.18
  5. Step 5: Solve for x
    x = 419,070,175,270.18/747,789.24
  6. Step 6: Final answer
    x = 560,412.15

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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.