Home / 589,949.13-814,154.10-331,838.13

Finding the Fourth Proportional to 589,949.13, 814,154.10 and 331,838.13

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Solution

The fourth proportional to 589,949.13, 814,154.10 and 331,838.13 is: 457,950.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,949.13 : 814,154.10 = 331,838.13 : x
  2. Step 2: Convert to fraction form
    589,949.13/814,154.10 = 331,838.13/x
  3. Step 3: Cross multiply
    589,949.13x = 814,154.10 × 331,838.13
  4. Step 4: Simplify right side
    589,949.13x = 270,167,374,075.83
  5. Step 5: Solve for x
    x = 270,167,374,075.83/589,949.13
  6. Step 6: Final answer
    x = 457,950.29

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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.