Home / 588,121.20-882,642.60-272,617.20

Finding the Fourth Proportional to 588,121.20, 882,642.60 and 272,617.20

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Solution

The fourth proportional to 588,121.20, 882,642.60 and 272,617.20 is: 409,139.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,121.20 : 882,642.60 = 272,617.20 : x
  2. Step 2: Convert to fraction form
    588,121.20/882,642.60 = 272,617.20/x
  3. Step 3: Cross multiply
    588,121.20x = 882,642.60 × 272,617.20
  4. Step 4: Simplify right side
    588,121.20x = 240,623,554,212.72
  5. Step 5: Solve for x
    x = 240,623,554,212.72/588,121.20
  6. Step 6: Final answer
    x = 409,139.40

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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.