Home / 908,536.88-1,253,780.92-526,785.10

Finding the Fourth Proportional to 908,536.88, 1,253,780.92 and 526,785.10

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Solution

The fourth proportional to 908,536.88, 1,253,780.92 and 526,785.10 is: 726,963.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,536.88 : 1,253,780.92 = 526,785.10 : x
  2. Step 2: Convert to fraction form
    908,536.88/1,253,780.92 = 526,785.10/x
  3. Step 3: Cross multiply
    908,536.88x = 1,253,780.92 × 526,785.10
  4. Step 4: Simplify right side
    908,536.88x = 660,473,107,320.29
  5. Step 5: Solve for x
    x = 660,473,107,320.29/908,536.88
  6. Step 6: Final answer
    x = 726,963.45

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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.