Home / 597,540.80-896,138.40-218,417.60

Finding the Fourth Proportional to 597,540.80, 896,138.40 and 218,417.60

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Solution

The fourth proportional to 597,540.80, 896,138.40 and 218,417.60 is: 327,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,540.80 : 896,138.40 = 218,417.60 : x
  2. Step 2: Convert to fraction form
    597,540.80/896,138.40 = 218,417.60/x
  3. Step 3: Cross multiply
    597,540.80x = 896,138.40 × 218,417.60
  4. Step 4: Simplify right side
    597,540.80x = 195,732,398,595.84
  5. Step 5: Solve for x
    x = 195,732,398,595.84/597,540.80
  6. Step 6: Final answer
    x = 327,563.24

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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.