Home / 536,496.20-803,432.10-255,685.40

Finding the Fourth Proportional to 536,496.20, 803,432.10 and 255,685.40

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Solution

The fourth proportional to 536,496.20, 803,432.10 and 255,685.40 is: 382,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,496.20 : 803,432.10 = 255,685.40 : x
  2. Step 2: Convert to fraction form
    536,496.20/803,432.10 = 255,685.40/x
  3. Step 3: Cross multiply
    536,496.20x = 803,432.10 × 255,685.40
  4. Step 4: Simplify right side
    536,496.20x = 205,425,857,861.34
  5. Step 5: Solve for x
    x = 205,425,857,861.34/536,496.20
  6. Step 6: Final answer
    x = 382,902.73

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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.