Home / 548,510.05-822,437.03-282,789.55

Finding the Fourth Proportional to 548,510.05, 822,437.03 and 282,789.55

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Solution

The fourth proportional to 548,510.05, 822,437.03 and 282,789.55 is: 424,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,510.05 : 822,437.03 = 282,789.55 : x
  2. Step 2: Convert to fraction form
    548,510.05/822,437.03 = 282,789.55/x
  3. Step 3: Cross multiply
    548,510.05x = 822,437.03 × 282,789.55
  4. Step 4: Simplify right side
    548,510.05x = 232,576,596,203.09
  5. Step 5: Solve for x
    x = 232,576,596,203.09/548,510.05
  6. Step 6: Final answer
    x = 424,015.20

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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.