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Finding the Fourth Proportional to 207,282.06, 310,923.10 and 207,282.06

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Solution

The fourth proportional to 207,282.06, 310,923.10 and 207,282.06 is: 310,923.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,282.06 : 310,923.10 = 207,282.06 : x
  2. Step 2: Convert to fraction form
    207,282.06/310,923.10 = 207,282.06/x
  3. Step 3: Cross multiply
    207,282.06x = 310,923.10 × 207,282.06
  4. Step 4: Simplify right side
    207,282.06x = 64,448,780,669.59
  5. Step 5: Solve for x
    x = 64,448,780,669.59/207,282.06
  6. Step 6: Final answer
    x = 310,923.10

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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.