Home / 546,926.20-819,077.10-266,115.40

Finding the Fourth Proportional to 546,926.20, 819,077.10 and 266,115.40

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Solution

The fourth proportional to 546,926.20, 819,077.10 and 266,115.40 is: 398,534.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,926.20 : 819,077.10 = 266,115.40 : x
  2. Step 2: Convert to fraction form
    546,926.20/819,077.10 = 266,115.40/x
  3. Step 3: Cross multiply
    546,926.20x = 819,077.10 × 266,115.40
  4. Step 4: Simplify right side
    546,926.20x = 217,969,030,097.34
  5. Step 5: Solve for x
    x = 217,969,030,097.34/546,926.20
  6. Step 6: Final answer
    x = 398,534.63

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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.