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Finding the Fourth Proportional to 332,351.40, 498,527.10 and 154,799.40

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Solution

The fourth proportional to 332,351.40, 498,527.10 and 154,799.40 is: 232,199.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,351.40 : 498,527.10 = 154,799.40 : x
  2. Step 2: Convert to fraction form
    332,351.40/498,527.10 = 154,799.40/x
  3. Step 3: Cross multiply
    332,351.40x = 498,527.10 × 154,799.40
  4. Step 4: Simplify right side
    332,351.40x = 77,171,695,963.74
  5. Step 5: Solve for x
    x = 77,171,695,963.74/332,351.40
  6. Step 6: Final answer
    x = 232,199.10

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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.