Home / 495,565.20-743,375.96-140,551.12

Finding the Fourth Proportional to 495,565.20, 743,375.96 and 140,551.12

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Solution

The fourth proportional to 495,565.20, 743,375.96 and 140,551.12 is: 210,834.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,565.20 : 743,375.96 = 140,551.12 : x
  2. Step 2: Convert to fraction form
    495,565.20/743,375.96 = 140,551.12/x
  3. Step 3: Cross multiply
    495,565.20x = 743,375.96 × 140,551.12
  4. Step 4: Simplify right side
    495,565.20x = 104,482,323,759.08
  5. Step 5: Solve for x
    x = 104,482,323,759.08/495,565.20
  6. Step 6: Final answer
    x = 210,834.67

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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.