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Finding the Fourth Proportional to 500,383.13, 750,652.45 and 168,036.89

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Solution

The fourth proportional to 500,383.13, 750,652.45 and 168,036.89 is: 252,081.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,383.13 : 750,652.45 = 168,036.89 : x
  2. Step 2: Convert to fraction form
    500,383.13/750,652.45 = 168,036.89/x
  3. Step 3: Cross multiply
    500,383.13x = 750,652.45 × 168,036.89
  4. Step 4: Simplify right side
    500,383.13x = 126,137,298,995.53
  5. Step 5: Solve for x
    x = 126,137,298,995.53/500,383.13
  6. Step 6: Final answer
    x = 252,081.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.