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Finding the Fourth Proportional to 384,886.96, 530,799.84 and 241,660.24

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Solution

The fourth proportional to 384,886.96, 530,799.84 and 241,660.24 is: 333,275.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,886.96 : 530,799.84 = 241,660.24 : x
  2. Step 2: Convert to fraction form
    384,886.96/530,799.84 = 241,660.24/x
  3. Step 3: Cross multiply
    384,886.96x = 530,799.84 × 241,660.24
  4. Step 4: Simplify right side
    384,886.96x = 128,273,216,726.36
  5. Step 5: Solve for x
    x = 128,273,216,726.36/384,886.96
  6. Step 6: Final answer
    x = 333,275.04

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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.