Home / 944,689.88-1,416,514.80-645,508.28

Finding the Fourth Proportional to 944,689.88, 1,416,514.80 and 645,508.28

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Solution

The fourth proportional to 944,689.88, 1,416,514.80 and 645,508.28 is: 967,907.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,689.88 : 1,416,514.80 = 645,508.28 : x
  2. Step 2: Convert to fraction form
    944,689.88/1,416,514.80 = 645,508.28/x
  3. Step 3: Cross multiply
    944,689.88x = 1,416,514.80 × 645,508.28
  4. Step 4: Simplify right side
    944,689.88x = 914,372,032,142.54
  5. Step 5: Solve for x
    x = 914,372,032,142.54/944,689.88
  6. Step 6: Final answer
    x = 967,907.09

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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.