Home / 957,637.65-1,321,531.29-527,917.79

Finding the Fourth Proportional to 957,637.65, 1,321,531.29 and 527,917.79

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Solution

The fourth proportional to 957,637.65, 1,321,531.29 and 527,917.79 is: 728,521.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,637.65 : 1,321,531.29 = 527,917.79 : x
  2. Step 2: Convert to fraction form
    957,637.65/1,321,531.29 = 527,917.79/x
  3. Step 3: Cross multiply
    957,637.65x = 1,321,531.29 × 527,917.79
  4. Step 4: Simplify right side
    957,637.65x = 697,659,871,424.99
  5. Step 5: Solve for x
    x = 697,659,871,424.99/957,637.65
  6. Step 6: Final answer
    x = 728,521.77

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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.