Home / 712,329.84-1,068,527.57-396,548.91

Finding the Fourth Proportional to 712,329.84, 1,068,527.57 and 396,548.91

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Solution

The fourth proportional to 712,329.84, 1,068,527.57 and 396,548.91 is: 594,841.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,329.84 : 1,068,527.57 = 396,548.91 : x
  2. Step 2: Convert to fraction form
    712,329.84/1,068,527.57 = 396,548.91/x
  3. Step 3: Cross multiply
    712,329.84x = 1,068,527.57 × 396,548.91
  4. Step 4: Simplify right side
    712,329.84x = 423,723,441,205.70
  5. Step 5: Solve for x
    x = 423,723,441,205.70/712,329.84
  6. Step 6: Final answer
    x = 594,841.63

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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.