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Finding the Fourth Proportional to 232,828.80, 348,724.80 and 191,356.80

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Solution

The fourth proportional to 232,828.80, 348,724.80 and 191,356.80 is: 286,609.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,828.80 : 348,724.80 = 191,356.80 : x
  2. Step 2: Convert to fraction form
    232,828.80/348,724.80 = 191,356.80/x
  3. Step 3: Cross multiply
    232,828.80x = 348,724.80 × 191,356.80
  4. Step 4: Simplify right side
    232,828.80x = 66,730,861,808.64
  5. Step 5: Solve for x
    x = 66,730,861,808.64/232,828.80
  6. Step 6: Final answer
    x = 286,609.14

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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.