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Finding the Fourth Proportional to 269,736.70, 404,259.45 and 240,015.10

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Solution

The fourth proportional to 269,736.70, 404,259.45 and 240,015.10 is: 359,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,736.70 : 404,259.45 = 240,015.10 : x
  2. Step 2: Convert to fraction form
    269,736.70/404,259.45 = 240,015.10/x
  3. Step 3: Cross multiply
    269,736.70x = 404,259.45 × 240,015.10
  4. Step 4: Simplify right side
    269,736.70x = 97,028,372,317.70
  5. Step 5: Solve for x
    x = 97,028,372,317.70/269,736.70
  6. Step 6: Final answer
    x = 359,715.13

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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.