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Finding the Fourth Proportional to 557,444.22, 836,290.93 and 178,387.71

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Solution

The fourth proportional to 557,444.22, 836,290.93 and 178,387.71 is: 267,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,444.22 : 836,290.93 = 178,387.71 : x
  2. Step 2: Convert to fraction form
    557,444.22/836,290.93 = 178,387.71/x
  3. Step 3: Cross multiply
    557,444.22x = 836,290.93 × 178,387.71
  4. Step 4: Simplify right side
    557,444.22x = 149,184,023,896.47
  5. Step 5: Solve for x
    x = 149,184,023,896.47/557,444.22
  6. Step 6: Final answer
    x = 267,621.44

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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.