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Finding the Fourth Proportional to 444,528.72, 613,443.36 and 253,545.36

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Solution

The fourth proportional to 444,528.72, 613,443.36 and 253,545.36 is: 349,889.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,528.72 : 613,443.36 = 253,545.36 : x
  2. Step 2: Convert to fraction form
    444,528.72/613,443.36 = 253,545.36/x
  3. Step 3: Cross multiply
    444,528.72x = 613,443.36 × 253,545.36
  4. Step 4: Simplify right side
    444,528.72x = 155,535,717,550.81
  5. Step 5: Solve for x
    x = 155,535,717,550.81/444,528.72
  6. Step 6: Final answer
    x = 349,889.02

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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.