Home / 534,535.17-800,949.81-391,718.58

Finding the Fourth Proportional to 534,535.17, 800,949.81 and 391,718.58

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Solution

The fourth proportional to 534,535.17, 800,949.81 and 391,718.58 is: 586,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,535.17 : 800,949.81 = 391,718.58 : x
  2. Step 2: Convert to fraction form
    534,535.17/800,949.81 = 391,718.58/x
  3. Step 3: Cross multiply
    534,535.17x = 800,949.81 × 391,718.58
  4. Step 4: Simplify right side
    534,535.17x = 313,746,922,224.47
  5. Step 5: Solve for x
    x = 313,746,922,224.47/534,535.17
  6. Step 6: Final answer
    x = 586,952.81

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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.