Home / 386,352.18-579,528.27-176,225.22

Finding the Fourth Proportional to 386,352.18, 579,528.27 and 176,225.22

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Solution

The fourth proportional to 386,352.18, 579,528.27 and 176,225.22 is: 264,337.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,352.18 : 579,528.27 = 176,225.22 : x
  2. Step 2: Convert to fraction form
    386,352.18/579,528.27 = 176,225.22/x
  3. Step 3: Cross multiply
    386,352.18x = 579,528.27 × 176,225.22
  4. Step 4: Simplify right side
    386,352.18x = 102,127,496,876.97
  5. Step 5: Solve for x
    x = 102,127,496,876.97/386,352.18
  6. Step 6: Final answer
    x = 264,337.83

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Similar ratio
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1.5x scale

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.