Home / 674,351.29-930,669.13-368,474.14

Finding the Fourth Proportional to 674,351.29, 930,669.13 and 368,474.14

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Solution

The fourth proportional to 674,351.29, 930,669.13 and 368,474.14 is: 508,529.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,351.29 : 930,669.13 = 368,474.14 : x
  2. Step 2: Convert to fraction form
    674,351.29/930,669.13 = 368,474.14/x
  3. Step 3: Cross multiply
    674,351.29x = 930,669.13 × 368,474.14
  4. Step 4: Simplify right side
    674,351.29x = 342,927,507,301.30
  5. Step 5: Solve for x
    x = 342,927,507,301.30/674,351.29
  6. Step 6: Final answer
    x = 508,529.47

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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.