Home / 572,524.80-858,787.20-198,547.80

Finding the Fourth Proportional to 572,524.80, 858,787.20 and 198,547.80

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Solution

The fourth proportional to 572,524.80, 858,787.20 and 198,547.80 is: 297,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,524.80 : 858,787.20 = 198,547.80 : x
  2. Step 2: Convert to fraction form
    572,524.80/858,787.20 = 198,547.80/x
  3. Step 3: Cross multiply
    572,524.80x = 858,787.20 × 198,547.80
  4. Step 4: Simplify right side
    572,524.80x = 170,510,309,228.16
  5. Step 5: Solve for x
    x = 170,510,309,228.16/572,524.80
  6. Step 6: Final answer
    x = 297,821.70

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Similar ratio
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1.5x scale

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.