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Finding the Fourth Proportional to 268,329.06, 370,213.14 and 160,859.88

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Solution

The fourth proportional to 268,329.06, 370,213.14 and 160,859.88 is: 221,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,329.06 : 370,213.14 = 160,859.88 : x
  2. Step 2: Convert to fraction form
    268,329.06/370,213.14 = 160,859.88/x
  3. Step 3: Cross multiply
    268,329.06x = 370,213.14 × 160,859.88
  4. Step 4: Simplify right side
    268,329.06x = 59,552,441,274.82
  5. Step 5: Solve for x
    x = 59,552,441,274.82/268,329.06
  6. Step 6: Final answer
    x = 221,938.10

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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.