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Finding the Fourth Proportional to 367,053, 550,473.72 and 100,822.20

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Solution

The fourth proportional to 367,053, 550,473.72 and 100,822.20 is: 151,204.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,053 : 550,473.72 = 100,822.20 : x
  2. Step 2: Convert to fraction form
    367,053/550,473.72 = 100,822.20/x
  3. Step 3: Cross multiply
    367,053x = 550,473.72 × 100,822.20
  4. Step 4: Simplify right side
    367,053x = 55,499,971,492.58
  5. Step 5: Solve for x
    x = 55,499,971,492.58/367,053
  6. Step 6: Final answer
    x = 151,204.24

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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.