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Finding the Fourth Proportional to 248,182.80, 372,274.20 and 98,458.80

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Solution

The fourth proportional to 248,182.80, 372,274.20 and 98,458.80 is: 147,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,182.80 : 372,274.20 = 98,458.80 : x
  2. Step 2: Convert to fraction form
    248,182.80/372,274.20 = 98,458.80/x
  3. Step 3: Cross multiply
    248,182.80x = 372,274.20 × 98,458.80
  4. Step 4: Simplify right side
    248,182.80x = 36,653,671,002.96
  5. Step 5: Solve for x
    x = 36,653,671,002.96/248,182.80
  6. Step 6: Final answer
    x = 147,688.20

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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.