Home / 838,203.67-1,156,746.05-516,099.61

Finding the Fourth Proportional to 838,203.67, 1,156,746.05 and 516,099.61

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Solution

The fourth proportional to 838,203.67, 1,156,746.05 and 516,099.61 is: 712,232.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,203.67 : 1,156,746.05 = 516,099.61 : x
  2. Step 2: Convert to fraction form
    838,203.67/1,156,746.05 = 516,099.61/x
  3. Step 3: Cross multiply
    838,203.67x = 1,156,746.05 × 516,099.61
  4. Step 4: Simplify right side
    838,203.67x = 596,996,185,274.04
  5. Step 5: Solve for x
    x = 596,996,185,274.04/838,203.67
  6. Step 6: Final answer
    x = 712,232.85

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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.