Home / 526,870.08-790,305.15-127,510.92

Finding the Fourth Proportional to 526,870.08, 790,305.15 and 127,510.92

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Solution

The fourth proportional to 526,870.08, 790,305.15 and 127,510.92 is: 191,266.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,870.08 : 790,305.15 = 127,510.92 : x
  2. Step 2: Convert to fraction form
    526,870.08/790,305.15 = 127,510.92/x
  3. Step 3: Cross multiply
    526,870.08x = 790,305.15 × 127,510.92
  4. Step 4: Simplify right side
    526,870.08x = 100,772,536,757.24
  5. Step 5: Solve for x
    x = 100,772,536,757.24/526,870.08
  6. Step 6: Final answer
    x = 191,266.39

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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.