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Finding the Fourth Proportional to 701,001.34, 967,382.33 and 378,711.32

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Solution

The fourth proportional to 701,001.34, 967,382.33 and 378,711.32 is: 522,621.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,001.34 : 967,382.33 = 378,711.32 : x
  2. Step 2: Convert to fraction form
    701,001.34/967,382.33 = 378,711.32/x
  3. Step 3: Cross multiply
    701,001.34x = 967,382.33 × 378,711.32
  4. Step 4: Simplify right side
    701,001.34x = 366,358,632,408.51
  5. Step 5: Solve for x
    x = 366,358,632,408.51/701,001.34
  6. Step 6: Final answer
    x = 522,621.87

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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.