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Finding the Fourth Proportional to 506,200.80, 759,301.20 and 295,730.40

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Solution

The fourth proportional to 506,200.80, 759,301.20 and 295,730.40 is: 443,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,200.80 : 759,301.20 = 295,730.40 : x
  2. Step 2: Convert to fraction form
    506,200.80/759,301.20 = 295,730.40/x
  3. Step 3: Cross multiply
    506,200.80x = 759,301.20 × 295,730.40
  4. Step 4: Simplify right side
    506,200.80x = 224,548,447,596.48
  5. Step 5: Solve for x
    x = 224,548,447,596.48/506,200.80
  6. Step 6: Final answer
    x = 443,595.60

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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.