Home / 252,518.92-378,417.50-185,432.76

Finding the Fourth Proportional to 252,518.92, 378,417.50 and 185,432.76

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Solution

The fourth proportional to 252,518.92, 378,417.50 and 185,432.76 is: 277,884.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,518.92 : 378,417.50 = 185,432.76 : x
  2. Step 2: Convert to fraction form
    252,518.92/378,417.50 = 185,432.76/x
  3. Step 3: Cross multiply
    252,518.92x = 378,417.50 × 185,432.76
  4. Step 4: Simplify right side
    252,518.92x = 70,171,001,457.30
  5. Step 5: Solve for x
    x = 70,171,001,457.30/252,518.92
  6. Step 6: Final answer
    x = 277,884.13

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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.