Home / 974,315.43-1,344,527.49-538,725.29

Finding the Fourth Proportional to 974,315.43, 1,344,527.49 and 538,725.29

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Solution

The fourth proportional to 974,315.43, 1,344,527.49 and 538,725.29 is: 743,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,315.43 : 1,344,527.49 = 538,725.29 : x
  2. Step 2: Convert to fraction form
    974,315.43/1,344,527.49 = 538,725.29/x
  3. Step 3: Cross multiply
    974,315.43x = 1,344,527.49 × 538,725.29
  4. Step 4: Simplify right side
    974,315.43x = 724,330,955,240.59
  5. Step 5: Solve for x
    x = 724,330,955,240.59/974,315.43
  6. Step 6: Final answer
    x = 743,425.52

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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.