Home / 417,847.27-576,643.02-236,555.50

Finding the Fourth Proportional to 417,847.27, 576,643.02 and 236,555.50

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Solution

The fourth proportional to 417,847.27, 576,643.02 and 236,555.50 is: 326,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,847.27 : 576,643.02 = 236,555.50 : x
  2. Step 2: Convert to fraction form
    417,847.27/576,643.02 = 236,555.50/x
  3. Step 3: Cross multiply
    417,847.27x = 576,643.02 × 236,555.50
  4. Step 4: Simplify right side
    417,847.27x = 136,408,077,917.61
  5. Step 5: Solve for x
    x = 136,408,077,917.61/417,847.27
  6. Step 6: Final answer
    x = 326,454.40

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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.