Home / 871,362.11-1,202,573.41-527,387.34

Finding the Fourth Proportional to 871,362.11, 1,202,573.41 and 527,387.34

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Solution

The fourth proportional to 871,362.11, 1,202,573.41 and 527,387.34 is: 727,851.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,362.11 : 1,202,573.41 = 527,387.34 : x
  2. Step 2: Convert to fraction form
    871,362.11/1,202,573.41 = 527,387.34/x
  3. Step 3: Cross multiply
    871,362.11x = 1,202,573.41 × 527,387.34
  4. Step 4: Simplify right side
    871,362.11x = 634,221,991,247.89
  5. Step 5: Solve for x
    x = 634,221,991,247.89/871,362.11
  6. Step 6: Final answer
    x = 727,851.24

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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.