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Finding the Fourth Proportional to 295,981.83, 408,459.38 and 168,654.69

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Solution

The fourth proportional to 295,981.83, 408,459.38 and 168,654.69 is: 232,746.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,981.83 : 408,459.38 = 168,654.69 : x
  2. Step 2: Convert to fraction form
    295,981.83/408,459.38 = 168,654.69/x
  3. Step 3: Cross multiply
    295,981.83x = 408,459.38 × 168,654.69
  4. Step 4: Simplify right side
    295,981.83x = 68,888,589,268.22
  5. Step 5: Solve for x
    x = 68,888,589,268.22/295,981.83
  6. Step 6: Final answer
    x = 232,746.01

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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.