Home / 571,888.46-857,234.09-192,678.17

Finding the Fourth Proportional to 571,888.46, 857,234.09 and 192,678.17

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Solution

The fourth proportional to 571,888.46, 857,234.09 and 192,678.17 is: 288,815.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,888.46 : 857,234.09 = 192,678.17 : x
  2. Step 2: Convert to fraction form
    571,888.46/857,234.09 = 192,678.17/x
  3. Step 3: Cross multiply
    571,888.46x = 857,234.09 × 192,678.17
  4. Step 4: Simplify right side
    571,888.46x = 165,170,290,473.25
  5. Step 5: Solve for x
    x = 165,170,290,473.25/571,888.46
  6. Step 6: Final answer
    x = 288,815.57

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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.