Home / 951,241.80-1,312,724.43-543,397.62

Finding the Fourth Proportional to 951,241.80, 1,312,724.43 and 543,397.62

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Solution

The fourth proportional to 951,241.80, 1,312,724.43 and 543,397.62 is: 749,894.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,241.80 : 1,312,724.43 = 543,397.62 : x
  2. Step 2: Convert to fraction form
    951,241.80/1,312,724.43 = 543,397.62/x
  3. Step 3: Cross multiply
    951,241.80x = 1,312,724.43 × 543,397.62
  4. Step 4: Simplify right side
    951,241.80x = 713,331,330,977.86
  5. Step 5: Solve for x
    x = 713,331,330,977.86/951,241.80
  6. Step 6: Final answer
    x = 749,894.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.