Home / 304,833.40-457,250.10-198,545.20

Finding the Fourth Proportional to 304,833.40, 457,250.10 and 198,545.20

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Solution

The fourth proportional to 304,833.40, 457,250.10 and 198,545.20 is: 297,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,833.40 : 457,250.10 = 198,545.20 : x
  2. Step 2: Convert to fraction form
    304,833.40/457,250.10 = 198,545.20/x
  3. Step 3: Cross multiply
    304,833.40x = 457,250.10 × 198,545.20
  4. Step 4: Simplify right side
    304,833.40x = 90,784,812,554.52
  5. Step 5: Solve for x
    x = 90,784,812,554.52/304,833.40
  6. Step 6: Final answer
    x = 297,817.80

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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.