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Finding the Fourth Proportional to 248,212.17, 372,473.78 and 100,468.17

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Solution

The fourth proportional to 248,212.17, 372,473.78 and 100,468.17 is: 150,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,212.17 : 372,473.78 = 100,468.17 : x
  2. Step 2: Convert to fraction form
    248,212.17/372,473.78 = 100,468.17/x
  3. Step 3: Cross multiply
    248,212.17x = 372,473.78 × 100,468.17
  4. Step 4: Simplify right side
    248,212.17x = 37,421,758,547.24
  5. Step 5: Solve for x
    x = 37,421,758,547.24/248,212.17
  6. Step 6: Final answer
    x = 150,765.20

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1.5x scale

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.