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Finding the Fourth Proportional to 563,869.44, 845,803.44 and 137,404.80

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Solution

The fourth proportional to 563,869.44, 845,803.44 and 137,404.80 is: 206,107.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,869.44 : 845,803.44 = 137,404.80 : x
  2. Step 2: Convert to fraction form
    563,869.44/845,803.44 = 137,404.80/x
  3. Step 3: Cross multiply
    563,869.44x = 845,803.44 × 137,404.80
  4. Step 4: Simplify right side
    563,869.44x = 116,217,452,512.51
  5. Step 5: Solve for x
    x = 116,217,452,512.51/563,869.44
  6. Step 6: Final answer
    x = 206,107.02

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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.