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Finding the Fourth Proportional to 332,649.93, 498,400.80 and 154,792.15

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Solution

The fourth proportional to 332,649.93, 498,400.80 and 154,792.15 is: 231,921.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,649.93 : 498,400.80 = 154,792.15 : x
  2. Step 2: Convert to fraction form
    332,649.93/498,400.80 = 154,792.15/x
  3. Step 3: Cross multiply
    332,649.93x = 498,400.80 × 154,792.15
  4. Step 4: Simplify right side
    332,649.93x = 77,148,531,393.72
  5. Step 5: Solve for x
    x = 77,148,531,393.72/332,649.93
  6. Step 6: Final answer
    x = 231,921.08

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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.