Home / 753,726.92-1,130,765.20-248,269.76

Finding the Fourth Proportional to 753,726.92, 1,130,765.20 and 248,269.76

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Solution

The fourth proportional to 753,726.92, 1,130,765.20 and 248,269.76 is: 372,462.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,726.92 : 1,130,765.20 = 248,269.76 : x
  2. Step 2: Convert to fraction form
    753,726.92/1,130,765.20 = 248,269.76/x
  3. Step 3: Cross multiply
    753,726.92x = 1,130,765.20 × 248,269.76
  4. Step 4: Simplify right side
    753,726.92x = 280,734,804,820.35
  5. Step 5: Solve for x
    x = 280,734,804,820.35/753,726.92
  6. Step 6: Final answer
    x = 372,462.22

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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.