Home / 526,865.04-790,297.56-127,505.88

Finding the Fourth Proportional to 526,865.04, 790,297.56 and 127,505.88

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Solution

The fourth proportional to 526,865.04, 790,297.56 and 127,505.88 is: 191,258.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,865.04 : 790,297.56 = 127,505.88 : x
  2. Step 2: Convert to fraction form
    526,865.04/790,297.56 = 127,505.88/x
  3. Step 3: Cross multiply
    526,865.04x = 790,297.56 × 127,505.88
  4. Step 4: Simplify right side
    526,865.04x = 100,767,585,849.65
  5. Step 5: Solve for x
    x = 100,767,585,849.65/526,865.04
  6. Step 6: Final answer
    x = 191,258.82

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Similar ratio
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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.