Home / 330,848.40-496,272.60-197,660.10

Finding the Fourth Proportional to 330,848.40, 496,272.60 and 197,660.10

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Solution

The fourth proportional to 330,848.40, 496,272.60 and 197,660.10 is: 296,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,848.40 : 496,272.60 = 197,660.10 : x
  2. Step 2: Convert to fraction form
    330,848.40/496,272.60 = 197,660.10/x
  3. Step 3: Cross multiply
    330,848.40x = 496,272.60 × 197,660.10
  4. Step 4: Simplify right side
    330,848.40x = 98,093,291,743.26
  5. Step 5: Solve for x
    x = 98,093,291,743.26/330,848.40
  6. Step 6: Final answer
    x = 296,490.15

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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.