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Finding the Fourth Proportional to 550,029.71, 825,045.28 and 150,674.00

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Solution

The fourth proportional to 550,029.71, 825,045.28 and 150,674.00 is: 226,011.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,029.71 : 825,045.28 = 150,674.00 : x
  2. Step 2: Convert to fraction form
    550,029.71/825,045.28 = 150,674.00/x
  3. Step 3: Cross multiply
    550,029.71x = 825,045.28 × 150,674.00
  4. Step 4: Simplify right side
    550,029.71x = 124,312,868,016.81
  5. Step 5: Solve for x
    x = 124,312,868,016.81/550,029.71
  6. Step 6: Final answer
    x = 226,011.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.