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Finding the Fourth Proportional to 561,191.44, 841,911.52 and 161,801.04

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Solution

The fourth proportional to 561,191.44, 841,911.52 and 161,801.04 is: 242,737.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,191.44 : 841,911.52 = 161,801.04 : x
  2. Step 2: Convert to fraction form
    561,191.44/841,911.52 = 161,801.04/x
  3. Step 3: Cross multiply
    561,191.44x = 841,911.52 × 161,801.04
  4. Step 4: Simplify right side
    561,191.44x = 136,222,159,523.98
  5. Step 5: Solve for x
    x = 136,222,159,523.98/561,191.44
  6. Step 6: Final answer
    x = 242,737.42

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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.