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Finding the Fourth Proportional to 268,164.99, 370,070.07 and 147,308.73

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Solution

The fourth proportional to 268,164.99, 370,070.07 and 147,308.73 is: 203,287.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,164.99 : 370,070.07 = 147,308.73 : x
  2. Step 2: Convert to fraction form
    268,164.99/370,070.07 = 147,308.73/x
  3. Step 3: Cross multiply
    268,164.99x = 370,070.07 × 147,308.73
  4. Step 4: Simplify right side
    268,164.99x = 54,514,552,022.71
  5. Step 5: Solve for x
    x = 54,514,552,022.71/268,164.99
  6. Step 6: Final answer
    x = 203,287.36

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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.