Home / 712,335.84-1,068,536.57-396,554.91

Finding the Fourth Proportional to 712,335.84, 1,068,536.57 and 396,554.91

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Solution

The fourth proportional to 712,335.84, 1,068,536.57 and 396,554.91 is: 594,850.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,335.84 : 1,068,536.57 = 396,554.91 : x
  2. Step 2: Convert to fraction form
    712,335.84/1,068,536.57 = 396,554.91/x
  3. Step 3: Cross multiply
    712,335.84x = 1,068,536.57 × 396,554.91
  4. Step 4: Simplify right side
    712,335.84x = 423,733,421,365.28
  5. Step 5: Solve for x
    x = 423,733,421,365.28/712,335.84
  6. Step 6: Final answer
    x = 594,850.63

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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.