Home / 546,914.20-819,059.10-266,103.40

Finding the Fourth Proportional to 546,914.20, 819,059.10 and 266,103.40

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Solution

The fourth proportional to 546,914.20, 819,059.10 and 266,103.40 is: 398,516.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,914.20 : 819,059.10 = 266,103.40 : x
  2. Step 2: Convert to fraction form
    546,914.20/819,059.10 = 266,103.40/x
  3. Step 3: Cross multiply
    546,914.20x = 819,059.10 × 266,103.40
  4. Step 4: Simplify right side
    546,914.20x = 217,954,411,310.94
  5. Step 5: Solve for x
    x = 217,954,411,310.94/546,914.20
  6. Step 6: Final answer
    x = 398,516.64

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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.