Home / 495,884.60-743,826.90-296,430.20

Finding the Fourth Proportional to 495,884.60, 743,826.90 and 296,430.20

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Solution

The fourth proportional to 495,884.60, 743,826.90 and 296,430.20 is: 444,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,884.60 : 743,826.90 = 296,430.20 : x
  2. Step 2: Convert to fraction form
    495,884.60/743,826.90 = 296,430.20/x
  3. Step 3: Cross multiply
    495,884.60x = 743,826.90 × 296,430.20
  4. Step 4: Simplify right side
    495,884.60x = 220,492,756,732.38
  5. Step 5: Solve for x
    x = 220,492,756,732.38/495,884.60
  6. Step 6: Final answer
    x = 444,645.30

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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.