Home / 386,148.08-579,014.76-175,833.20

Finding the Fourth Proportional to 386,148.08, 579,014.76 and 175,833.20

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Solution

The fourth proportional to 386,148.08, 579,014.76 and 175,833.20 is: 263,655.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,148.08 : 579,014.76 = 175,833.20 : x
  2. Step 2: Convert to fraction form
    386,148.08/579,014.76 = 175,833.20/x
  3. Step 3: Cross multiply
    386,148.08x = 579,014.76 × 175,833.20
  4. Step 4: Simplify right side
    386,148.08x = 101,810,018,098.03
  5. Step 5: Solve for x
    x = 101,810,018,098.03/386,148.08
  6. Step 6: Final answer
    x = 263,655.38

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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.