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Finding the Fourth Proportional to 297,068.16, 409,953.92 and 162,932.16

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Solution

The fourth proportional to 297,068.16, 409,953.92 and 162,932.16 is: 224,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,068.16 : 409,953.92 = 162,932.16 : x
  2. Step 2: Convert to fraction form
    297,068.16/409,953.92 = 162,932.16/x
  3. Step 3: Cross multiply
    297,068.16x = 409,953.92 × 162,932.16
  4. Step 4: Simplify right side
    297,068.16x = 66,794,677,686.07
  5. Step 5: Solve for x
    x = 66,794,677,686.07/297,068.16
  6. Step 6: Final answer
    x = 224,846.30

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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.