Home / 856,343.28-1,182,298.24-534,526.20

Finding the Fourth Proportional to 856,343.28, 1,182,298.24 and 534,526.20

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Solution

The fourth proportional to 856,343.28, 1,182,298.24 and 534,526.20 is: 737,986.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,343.28 : 1,182,298.24 = 534,526.20 : x
  2. Step 2: Convert to fraction form
    856,343.28/1,182,298.24 = 534,526.20/x
  3. Step 3: Cross multiply
    856,343.28x = 1,182,298.24 × 534,526.20
  4. Step 4: Simplify right side
    856,343.28x = 631,969,385,493.89
  5. Step 5: Solve for x
    x = 631,969,385,493.89/856,343.28
  6. Step 6: Final answer
    x = 737,986.04

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.