Home / 957,199.14-1,320,872.36-527,479.16

Finding the Fourth Proportional to 957,199.14, 1,320,872.36 and 527,479.16

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Solution

The fourth proportional to 957,199.14, 1,320,872.36 and 527,479.16 is: 727,886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,199.14 : 1,320,872.36 = 527,479.16 : x
  2. Step 2: Convert to fraction form
    957,199.14/1,320,872.36 = 527,479.16/x
  3. Step 3: Cross multiply
    957,199.14x = 1,320,872.36 × 527,479.16
  4. Step 4: Simplify right side
    957,199.14x = 696,732,633,678.26
  5. Step 5: Solve for x
    x = 696,732,633,678.26/957,199.14
  6. Step 6: Final answer
    x = 727,886.82

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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.