Home / 951,248.46-1,312,694.42-521,513.88

Finding the Fourth Proportional to 951,248.46, 1,312,694.42 and 521,513.88

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Solution

The fourth proportional to 951,248.46, 1,312,694.42 and 521,513.88 is: 719,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,248.46 : 1,312,694.42 = 521,513.88 : x
  2. Step 2: Convert to fraction form
    951,248.46/1,312,694.42 = 521,513.88/x
  3. Step 3: Cross multiply
    951,248.46x = 1,312,694.42 × 521,513.88
  4. Step 4: Simplify right side
    951,248.46x = 684,588,360,228.55
  5. Step 5: Solve for x
    x = 684,588,360,228.55/951,248.46
  6. Step 6: Final answer
    x = 719,673.55

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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.