Home / 542,040.08-748,043.16-327,177.20

Finding the Fourth Proportional to 542,040.08, 748,043.16 and 327,177.20

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Solution

The fourth proportional to 542,040.08, 748,043.16 and 327,177.20 is: 451,521.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,040.08 : 748,043.16 = 327,177.20 : x
  2. Step 2: Convert to fraction form
    542,040.08/748,043.16 = 327,177.20/x
  3. Step 3: Cross multiply
    542,040.08x = 748,043.16 × 327,177.20
  4. Step 4: Simplify right side
    542,040.08x = 244,742,666,567.95
  5. Step 5: Solve for x
    x = 244,742,666,567.95/542,040.08
  6. Step 6: Final answer
    x = 451,521.35

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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.