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Finding the Fourth Proportional to 197,392.74, 296,019.18 and 64,248.18

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Solution

The fourth proportional to 197,392.74, 296,019.18 and 64,248.18 is: 96,349.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,392.74 : 296,019.18 = 64,248.18 : x
  2. Step 2: Convert to fraction form
    197,392.74/296,019.18 = 64,248.18/x
  3. Step 3: Cross multiply
    197,392.74x = 296,019.18 × 64,248.18
  4. Step 4: Simplify right side
    197,392.74x = 19,018,693,560.09
  5. Step 5: Solve for x
    x = 19,018,693,560.09/197,392.74
  6. Step 6: Final answer
    x = 96,349.51

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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.