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Finding the Fourth Proportional to 223,082.28, 334,598.93 and 65,312.28

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Solution

The fourth proportional to 223,082.28, 334,598.93 and 65,312.28 is: 97,961.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,082.28 : 334,598.93 = 65,312.28 : x
  2. Step 2: Convert to fraction form
    223,082.28/334,598.93 = 65,312.28/x
  3. Step 3: Cross multiply
    223,082.28x = 334,598.93 × 65,312.28
  4. Step 4: Simplify right side
    223,082.28x = 21,853,419,003.86
  5. Step 5: Solve for x
    x = 21,853,419,003.86/223,082.28
  6. Step 6: Final answer
    x = 97,961.25

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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.