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Finding the Fourth Proportional to 223,728.56, 335,492.36 and 65,901.68

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Solution

The fourth proportional to 223,728.56, 335,492.36 and 65,901.68 is: 98,822.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,728.56 : 335,492.36 = 65,901.68 : x
  2. Step 2: Convert to fraction form
    223,728.56/335,492.36 = 65,901.68/x
  3. Step 3: Cross multiply
    223,728.56x = 335,492.36 × 65,901.68
  4. Step 4: Simplify right side
    223,728.56x = 22,109,510,151.16
  5. Step 5: Solve for x
    x = 22,109,510,151.16/223,728.56
  6. Step 6: Final answer
    x = 98,822.92

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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.