Home / 798,143.56-1,101,428.68-435,573.58

Finding the Fourth Proportional to 798,143.56, 1,101,428.68 and 435,573.58

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Solution

The fourth proportional to 798,143.56, 1,101,428.68 and 435,573.58 is: 601,086.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,143.56 : 1,101,428.68 = 435,573.58 : x
  2. Step 2: Convert to fraction form
    798,143.56/1,101,428.68 = 435,573.58/x
  3. Step 3: Cross multiply
    798,143.56x = 1,101,428.68 × 435,573.58
  4. Step 4: Simplify right side
    798,143.56x = 479,753,233,262.27
  5. Step 5: Solve for x
    x = 479,753,233,262.27/798,143.56
  6. Step 6: Final answer
    x = 601,086.39

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Double scale
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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.