Home / 590,956.20-885,851.10-291,191.40

Finding the Fourth Proportional to 590,956.20, 885,851.10 and 291,191.40

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Solution

The fourth proportional to 590,956.20, 885,851.10 and 291,191.40 is: 436,499.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,956.20 : 885,851.10 = 291,191.40 : x
  2. Step 2: Convert to fraction form
    590,956.20/885,851.10 = 291,191.40/x
  3. Step 3: Cross multiply
    590,956.20x = 885,851.10 × 291,191.40
  4. Step 4: Simplify right side
    590,956.20x = 257,952,222,000.54
  5. Step 5: Solve for x
    x = 257,952,222,000.54/590,956.20
  6. Step 6: Final answer
    x = 436,499.73

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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.