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Finding the Fourth Proportional to 444,717.24, 613,703.70 and 243,513.24

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Solution

The fourth proportional to 444,717.24, 613,703.70 and 243,513.24 is: 336,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,717.24 : 613,703.70 = 243,513.24 : x
  2. Step 2: Convert to fraction form
    444,717.24/613,703.70 = 243,513.24/x
  3. Step 3: Cross multiply
    444,717.24x = 613,703.70 × 243,513.24
  4. Step 4: Simplify right side
    444,717.24x = 149,444,976,386.99
  5. Step 5: Solve for x
    x = 149,444,976,386.99/444,717.24
  6. Step 6: Final answer
    x = 336,044.94

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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.