Home / 651,147.84-976,758.66-201,932.55

Finding the Fourth Proportional to 651,147.84, 976,758.66 and 201,932.55

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Solution

The fourth proportional to 651,147.84, 976,758.66 and 201,932.55 is: 302,910.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,147.84 : 976,758.66 = 201,932.55 : x
  2. Step 2: Convert to fraction form
    651,147.84/976,758.66 = 201,932.55/x
  3. Step 3: Cross multiply
    651,147.84x = 976,758.66 × 201,932.55
  4. Step 4: Simplify right side
    651,147.84x = 197,239,366,948.38
  5. Step 5: Solve for x
    x = 197,239,366,948.38/651,147.84
  6. Step 6: Final answer
    x = 302,910.27

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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.