Home / 856,805.71-1,182,371.75-474,824.29

Finding the Fourth Proportional to 856,805.71, 1,182,371.75 and 474,824.29

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Solution

The fourth proportional to 856,805.71, 1,182,371.75 and 474,824.29 is: 655,246.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,805.71 : 1,182,371.75 = 474,824.29 : x
  2. Step 2: Convert to fraction form
    856,805.71/1,182,371.75 = 474,824.29/x
  3. Step 3: Cross multiply
    856,805.71x = 1,182,371.75 × 474,824.29
  4. Step 4: Simplify right side
    856,805.71x = 561,418,826,709.81
  5. Step 5: Solve for x
    x = 561,418,826,709.81/856,805.71
  6. Step 6: Final answer
    x = 655,246.36

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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.