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Finding the Fourth Proportional to 431,250.69, 595,112.01 and 247,519.51

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Solution

The fourth proportional to 431,250.69, 595,112.01 and 247,519.51 is: 341,568.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,250.69 : 595,112.01 = 247,519.51 : x
  2. Step 2: Convert to fraction form
    431,250.69/595,112.01 = 247,519.51/x
  3. Step 3: Cross multiply
    431,250.69x = 595,112.01 × 247,519.51
  4. Step 4: Simplify right side
    431,250.69x = 147,301,830,694.34
  5. Step 5: Solve for x
    x = 147,301,830,694.34/431,250.69
  6. Step 6: Final answer
    x = 341,568.91

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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.