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Finding the Fourth Proportional to 291,600.02, 402,141.14 and 199,852.64

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Solution

The fourth proportional to 291,600.02, 402,141.14 and 199,852.64 is: 275,613.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,600.02 : 402,141.14 = 199,852.64 : x
  2. Step 2: Convert to fraction form
    291,600.02/402,141.14 = 199,852.64/x
  3. Step 3: Cross multiply
    291,600.02x = 402,141.14 × 199,852.64
  4. Step 4: Simplify right side
    291,600.02x = 80,368,967,729.12
  5. Step 5: Solve for x
    x = 80,368,967,729.12/291,600.02
  6. Step 6: Final answer
    x = 275,613.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.