Home / 299,089.19-447,579.91-186,822.28

Finding the Fourth Proportional to 299,089.19, 447,579.91 and 186,822.28

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Solution

The fourth proportional to 299,089.19, 447,579.91 and 186,822.28 is: 279,575.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,089.19 : 447,579.91 = 186,822.28 : x
  2. Step 2: Convert to fraction form
    299,089.19/447,579.91 = 186,822.28/x
  3. Step 3: Cross multiply
    299,089.19x = 447,579.91 × 186,822.28
  4. Step 4: Simplify right side
    299,089.19x = 83,617,900,061.40
  5. Step 5: Solve for x
    x = 83,617,900,061.40/299,089.19
  6. Step 6: Final answer
    x = 279,575.13

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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.