Home / 1,098,230.07-1,646,959.05-329,498.58

Finding the Fourth Proportional to 1,098,230.07, 1,646,959.05 and 329,498.58

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Solution

The fourth proportional to 1,098,230.07, 1,646,959.05 and 329,498.58 is: 494,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,230.07 : 1,646,959.05 = 329,498.58 : x
  2. Step 2: Convert to fraction form
    1,098,230.07/1,646,959.05 = 329,498.58/x
  3. Step 3: Cross multiply
    1,098,230.07x = 1,646,959.05 × 329,498.58
  4. Step 4: Simplify right side
    1,098,230.07x = 542,670,668,293.15
  5. Step 5: Solve for x
    x = 542,670,668,293.15/1,098,230.07
  6. Step 6: Final answer
    x = 494,132.04

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Double scale
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1.5x scale

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.