Home / 304,870.65-457,305.98-198,582.45

Finding the Fourth Proportional to 304,870.65, 457,305.98 and 198,582.45

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Solution

The fourth proportional to 304,870.65, 457,305.98 and 198,582.45 is: 297,873.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,870.65 : 457,305.98 = 198,582.45 : x
  2. Step 2: Convert to fraction form
    304,870.65/457,305.98 = 198,582.45/x
  3. Step 3: Cross multiply
    304,870.65x = 457,305.98 × 198,582.45
  4. Step 4: Simplify right side
    304,870.65x = 90,812,940,915.14
  5. Step 5: Solve for x
    x = 90,812,940,915.14/304,870.65
  6. Step 6: Final answer
    x = 297,873.68

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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.