Home / 480,563.38-721,141.54-244,075.78

Finding the Fourth Proportional to 480,563.38, 721,141.54 and 244,075.78

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Solution

The fourth proportional to 480,563.38, 721,141.54 and 244,075.78 is: 366,264.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,563.38 : 721,141.54 = 244,075.78 : x
  2. Step 2: Convert to fraction form
    480,563.38/721,141.54 = 244,075.78/x
  3. Step 3: Cross multiply
    480,563.38x = 721,141.54 × 244,075.78
  4. Step 4: Simplify right side
    480,563.38x = 176,013,183,865.90
  5. Step 5: Solve for x
    x = 176,013,183,865.90/480,563.38
  6. Step 6: Final answer
    x = 366,264.25

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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.