Home / 451,695.38-623,335.34-247,742.13

Finding the Fourth Proportional to 451,695.38, 623,335.34 and 247,742.13

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Solution

The fourth proportional to 451,695.38, 623,335.34 and 247,742.13 is: 341,881.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,695.38 : 623,335.34 = 247,742.13 : x
  2. Step 2: Convert to fraction form
    451,695.38/623,335.34 = 247,742.13/x
  3. Step 3: Cross multiply
    451,695.38x = 623,335.34 × 247,742.13
  4. Step 4: Simplify right side
    451,695.38x = 154,426,423,597.16
  5. Step 5: Solve for x
    x = 154,426,423,597.16/451,695.38
  6. Step 6: Final answer
    x = 341,881.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.