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Finding the Fourth Proportional to 546,523.80, 819,900.90 and 230,818.20

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Solution

The fourth proportional to 546,523.80, 819,900.90 and 230,818.20 is: 346,275.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,523.80 : 819,900.90 = 230,818.20 : x
  2. Step 2: Convert to fraction form
    546,523.80/819,900.90 = 230,818.20/x
  3. Step 3: Cross multiply
    546,523.80x = 819,900.90 × 230,818.20
  4. Step 4: Simplify right side
    546,523.80x = 189,248,049,916.38
  5. Step 5: Solve for x
    x = 189,248,049,916.38/546,523.80
  6. Step 6: Final answer
    x = 346,275.95

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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.