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Finding the Fourth Proportional to 444,257.02, 613,088.76 and 243,053.02

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Solution

The fourth proportional to 444,257.02, 613,088.76 and 243,053.02 is: 335,420.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,257.02 : 613,088.76 = 243,053.02 : x
  2. Step 2: Convert to fraction form
    444,257.02/613,088.76 = 243,053.02/x
  3. Step 3: Cross multiply
    444,257.02x = 613,088.76 × 243,053.02
  4. Step 4: Simplify right side
    444,257.02x = 149,013,074,646.06
  5. Step 5: Solve for x
    x = 149,013,074,646.06/444,257.02
  6. Step 6: Final answer
    x = 335,420.87

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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.