Home / 438,360.41-657,566.19-122,841.92

Finding the Fourth Proportional to 438,360.41, 657,566.19 and 122,841.92

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Solution

The fourth proportional to 438,360.41, 657,566.19 and 122,841.92 is: 184,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,360.41 : 657,566.19 = 122,841.92 : x
  2. Step 2: Convert to fraction form
    438,360.41/657,566.19 = 122,841.92/x
  3. Step 3: Cross multiply
    438,360.41x = 657,566.19 × 122,841.92
  4. Step 4: Simplify right side
    438,360.41x = 80,776,690,018.85
  5. Step 5: Solve for x
    x = 80,776,690,018.85/438,360.41
  6. Step 6: Final answer
    x = 184,270.04

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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.