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Finding the Fourth Proportional to 268,548.75, 370,606.32 and 147,695.13

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Solution

The fourth proportional to 268,548.75, 370,606.32 and 147,695.13 is: 203,824.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,548.75 : 370,606.32 = 147,695.13 : x
  2. Step 2: Convert to fraction form
    268,548.75/370,606.32 = 147,695.13/x
  3. Step 3: Cross multiply
    268,548.75x = 370,606.32 × 147,695.13
  4. Step 4: Simplify right side
    268,548.75x = 54,736,748,611.22
  5. Step 5: Solve for x
    x = 54,736,748,611.22/268,548.75
  6. Step 6: Final answer
    x = 203,824.25

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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.