Home / 925,900.07-1,277,732.68-512,437.66

Finding the Fourth Proportional to 925,900.07, 1,277,732.68 and 512,437.66

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Solution

The fourth proportional to 925,900.07, 1,277,732.68 and 512,437.66 is: 707,158.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,900.07 : 1,277,732.68 = 512,437.66 : x
  2. Step 2: Convert to fraction form
    925,900.07/1,277,732.68 = 512,437.66/x
  3. Step 3: Cross multiply
    925,900.07x = 1,277,732.68 × 512,437.66
  4. Step 4: Simplify right side
    925,900.07x = 654,758,340,169.30
  5. Step 5: Solve for x
    x = 654,758,340,169.30/925,900.07
  6. Step 6: Final answer
    x = 707,158.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.