Home / 898,098.30-1,346,053.95-391,589.10

Finding the Fourth Proportional to 898,098.30, 1,346,053.95 and 391,589.10

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Solution

The fourth proportional to 898,098.30, 1,346,053.95 and 391,589.10 is: 586,906.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,098.30 : 1,346,053.95 = 391,589.10 : x
  2. Step 2: Convert to fraction form
    898,098.30/1,346,053.95 = 391,589.10/x
  3. Step 3: Cross multiply
    898,098.30x = 1,346,053.95 × 391,589.10
  4. Step 4: Simplify right side
    898,098.30x = 527,100,054,831.95
  5. Step 5: Solve for x
    x = 527,100,054,831.95/898,098.30
  6. Step 6: Final answer
    x = 586,906.86

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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.