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Finding the Fourth Proportional to 247,063.77, 340,816.54 and 150,297.23

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Solution

The fourth proportional to 247,063.77, 340,816.54 and 150,297.23 is: 207,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,063.77 : 340,816.54 = 150,297.23 : x
  2. Step 2: Convert to fraction form
    247,063.77/340,816.54 = 150,297.23/x
  3. Step 3: Cross multiply
    247,063.77x = 340,816.54 × 150,297.23
  4. Step 4: Simplify right side
    247,063.77x = 51,223,779,820.36
  5. Step 5: Solve for x
    x = 51,223,779,820.36/247,063.77
  6. Step 6: Final answer
    x = 207,330.20

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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.