Home / 580,827.40-871,209.66-181,422.28

Finding the Fourth Proportional to 580,827.40, 871,209.66 and 181,422.28

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Solution

The fourth proportional to 580,827.40, 871,209.66 and 181,422.28 is: 272,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,827.40 : 871,209.66 = 181,422.28 : x
  2. Step 2: Convert to fraction form
    580,827.40/871,209.66 = 181,422.28/x
  3. Step 3: Cross multiply
    580,827.40x = 871,209.66 × 181,422.28
  4. Step 4: Simplify right side
    580,827.40x = 158,056,842,875.23
  5. Step 5: Solve for x
    x = 158,056,842,875.23/580,827.40
  6. Step 6: Final answer
    x = 272,123.60

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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.