Home / 352,869.76-486,962.27-191,726.11

Finding the Fourth Proportional to 352,869.76, 486,962.27 and 191,726.11

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Solution

The fourth proportional to 352,869.76, 486,962.27 and 191,726.11 is: 264,583.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,869.76 : 486,962.27 = 191,726.11 : x
  2. Step 2: Convert to fraction form
    352,869.76/486,962.27 = 191,726.11/x
  3. Step 3: Cross multiply
    352,869.76x = 486,962.27 × 191,726.11
  4. Step 4: Simplify right side
    352,869.76x = 93,363,381,743.87
  5. Step 5: Solve for x
    x = 93,363,381,743.87/352,869.76
  6. Step 6: Final answer
    x = 264,583.12

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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.