Home / 906,780.41-1,251,367.41-519,588.16

Finding the Fourth Proportional to 906,780.41, 1,251,367.41 and 519,588.16

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Solution

The fourth proportional to 906,780.41, 1,251,367.41 and 519,588.16 is: 717,037.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,780.41 : 1,251,367.41 = 519,588.16 : x
  2. Step 2: Convert to fraction form
    906,780.41/1,251,367.41 = 519,588.16/x
  3. Step 3: Cross multiply
    906,780.41x = 1,251,367.41 × 519,588.16
  4. Step 4: Simplify right side
    906,780.41x = 650,195,690,045.87
  5. Step 5: Solve for x
    x = 650,195,690,045.87/906,780.41
  6. Step 6: Final answer
    x = 717,037.65

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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.