Home / 537,350.10-806,543.55-271,410.90

Finding the Fourth Proportional to 537,350.10, 806,543.55 and 271,410.90

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Solution

The fourth proportional to 537,350.10, 806,543.55 and 271,410.90 is: 407,378.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,350.10 : 806,543.55 = 271,410.90 : x
  2. Step 2: Convert to fraction form
    537,350.10/806,543.55 = 271,410.90/x
  3. Step 3: Cross multiply
    537,350.10x = 806,543.55 × 271,410.90
  4. Step 4: Simplify right side
    537,350.10x = 218,904,710,794.70
  5. Step 5: Solve for x
    x = 218,904,710,794.70/537,350.10
  6. Step 6: Final answer
    x = 407,378.19

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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.