Home / 526,851.30-790,275.78-407,082.27

Finding the Fourth Proportional to 526,851.30, 790,275.78 and 407,082.27

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Solution

The fourth proportional to 526,851.30, 790,275.78 and 407,082.27 is: 610,622.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,851.30 : 790,275.78 = 407,082.27 : x
  2. Step 2: Convert to fraction form
    526,851.30/790,275.78 = 407,082.27/x
  3. Step 3: Cross multiply
    526,851.30x = 790,275.78 × 407,082.27
  4. Step 4: Simplify right side
    526,851.30x = 321,707,258,448.42
  5. Step 5: Solve for x
    x = 321,707,258,448.42/526,851.30
  6. Step 6: Final answer
    x = 610,622.50

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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.