Home / 554,215.71-764,817.24-299,566.92

Finding the Fourth Proportional to 554,215.71, 764,817.24 and 299,566.92

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Solution

The fourth proportional to 554,215.71, 764,817.24 and 299,566.92 is: 413,402.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,215.71 : 764,817.24 = 299,566.92 : x
  2. Step 2: Convert to fraction form
    554,215.71/764,817.24 = 299,566.92/x
  3. Step 3: Cross multiply
    554,215.71x = 764,817.24 × 299,566.92
  4. Step 4: Simplify right side
    554,215.71x = 229,113,944,949.70
  5. Step 5: Solve for x
    x = 229,113,944,949.70/554,215.71
  6. Step 6: Final answer
    x = 413,402.11

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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.