Home / 572,383.68-858,565.44-198,401.28

Finding the Fourth Proportional to 572,383.68, 858,565.44 and 198,401.28

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Solution

The fourth proportional to 572,383.68, 858,565.44 and 198,401.28 is: 297,598.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,383.68 : 858,565.44 = 198,401.28 : x
  2. Step 2: Convert to fraction form
    572,383.68/858,565.44 = 198,401.28/x
  3. Step 3: Cross multiply
    572,383.68x = 858,565.44 × 198,401.28
  4. Step 4: Simplify right side
    572,383.68x = 170,340,482,259.76
  5. Step 5: Solve for x
    x = 170,340,482,259.76/572,383.68
  6. Step 6: Final answer
    x = 297,598.43

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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.