Home / 571,356.28-856,911.40-234,066.20

Finding the Fourth Proportional to 571,356.28, 856,911.40 and 234,066.20

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Solution

The fourth proportional to 571,356.28, 856,911.40 and 234,066.20 is: 351,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,356.28 : 856,911.40 = 234,066.20 : x
  2. Step 2: Convert to fraction form
    571,356.28/856,911.40 = 234,066.20/x
  3. Step 3: Cross multiply
    571,356.28x = 856,911.40 × 234,066.20
  4. Step 4: Simplify right side
    571,356.28x = 200,573,995,134.68
  5. Step 5: Solve for x
    x = 200,573,995,134.68/571,356.28
  6. Step 6: Final answer
    x = 351,048.90

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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.