Home / 558,231.12-836,967.76-284,003.36

Finding the Fourth Proportional to 558,231.12, 836,967.76 and 284,003.36

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Solution

The fourth proportional to 558,231.12, 836,967.76 and 284,003.36 is: 425,812.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,231.12 : 836,967.76 = 284,003.36 : x
  2. Step 2: Convert to fraction form
    558,231.12/836,967.76 = 284,003.36/x
  3. Step 3: Cross multiply
    558,231.12x = 836,967.76 × 284,003.36
  4. Step 4: Simplify right side
    558,231.12x = 237,701,656,051.67
  5. Step 5: Solve for x
    x = 237,701,656,051.67/558,231.12
  6. Step 6: Final answer
    x = 425,812.26

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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.