Home / 386,095.10-579,531.45-186,575.90

Finding the Fourth Proportional to 386,095.10, 579,531.45 and 186,575.90

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Solution

The fourth proportional to 386,095.10, 579,531.45 and 186,575.90 is: 280,051.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,095.10 : 579,531.45 = 186,575.90 : x
  2. Step 2: Convert to fraction form
    386,095.10/579,531.45 = 186,575.90/x
  3. Step 3: Cross multiply
    386,095.10x = 579,531.45 × 186,575.90
  4. Step 4: Simplify right side
    386,095.10x = 108,126,601,862.06
  5. Step 5: Solve for x
    x = 108,126,601,862.06/386,095.10
  6. Step 6: Final answer
    x = 280,051.73

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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.