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Finding the Fourth Proportional to 268,292.34, 370,224.78 and 160,808.58

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Solution

The fourth proportional to 268,292.34, 370,224.78 and 160,808.58 is: 221,904.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,292.34 : 370,224.78 = 160,808.58 : x
  2. Step 2: Convert to fraction form
    268,292.34/370,224.78 = 160,808.58/x
  3. Step 3: Cross multiply
    268,292.34x = 370,224.78 × 160,808.58
  4. Step 4: Simplify right side
    268,292.34x = 59,535,321,152.61
  5. Step 5: Solve for x
    x = 59,535,321,152.61/268,292.34
  6. Step 6: Final answer
    x = 221,904.66

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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.