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Finding the Fourth Proportional to 557,534.72, 836,357.28 and 178,360.24

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Solution

The fourth proportional to 557,534.72, 836,357.28 and 178,360.24 is: 267,558.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,534.72 : 836,357.28 = 178,360.24 : x
  2. Step 2: Convert to fraction form
    557,534.72/836,357.28 = 178,360.24/x
  3. Step 3: Cross multiply
    557,534.72x = 836,357.28 × 178,360.24
  4. Step 4: Simplify right side
    557,534.72x = 149,172,885,186.55
  5. Step 5: Solve for x
    x = 149,172,885,186.55/557,534.72
  6. Step 6: Final answer
    x = 267,558.02

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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.