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Finding the Fourth Proportional to 200,337.67, 276,465.95 and 109,693.62

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Solution

The fourth proportional to 200,337.67, 276,465.95 and 109,693.62 is: 151,377.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,337.67 : 276,465.95 = 109,693.62 : x
  2. Step 2: Convert to fraction form
    200,337.67/276,465.95 = 109,693.62/x
  3. Step 3: Cross multiply
    200,337.67x = 276,465.95 × 109,693.62
  4. Step 4: Simplify right side
    200,337.67x = 30,326,550,313.77
  5. Step 5: Solve for x
    x = 30,326,550,313.77/200,337.67
  6. Step 6: Final answer
    x = 151,377.17

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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.