Home / 951,248.84-1,312,736.20-521,527.95

Finding the Fourth Proportional to 951,248.84, 1,312,736.20 and 521,527.95

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Solution

The fourth proportional to 951,248.84, 1,312,736.20 and 521,527.95 is: 719,715.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,248.84 : 1,312,736.20 = 521,527.95 : x
  2. Step 2: Convert to fraction form
    951,248.84/1,312,736.20 = 521,527.95/x
  3. Step 3: Cross multiply
    951,248.84x = 1,312,736.20 × 521,527.95
  4. Step 4: Simplify right side
    951,248.84x = 684,628,617,972.97
  5. Step 5: Solve for x
    x = 684,628,617,972.97/951,248.84
  6. Step 6: Final answer
    x = 719,715.59

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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.