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Finding the Fourth Proportional to 268,497.60, 370,434.48 and 166,486.34

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Solution

The fourth proportional to 268,497.60, 370,434.48 and 166,486.34 is: 229,693.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,497.60 : 370,434.48 = 166,486.34 : x
  2. Step 2: Convert to fraction form
    268,497.60/370,434.48 = 166,486.34/x
  3. Step 3: Cross multiply
    268,497.60x = 370,434.48 × 166,486.34
  4. Step 4: Simplify right side
    268,497.60x = 61,672,280,785.00
  5. Step 5: Solve for x
    x = 61,672,280,785.00/268,497.60
  6. Step 6: Final answer
    x = 229,693.97

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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.