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Finding the Fourth Proportional to 413,531.33, 620,005.08 and 160,601.13

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Solution

The fourth proportional to 413,531.33, 620,005.08 and 160,601.13 is: 240,788.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,531.33 : 620,005.08 = 160,601.13 : x
  2. Step 2: Convert to fraction form
    413,531.33/620,005.08 = 160,601.13/x
  3. Step 3: Cross multiply
    413,531.33x = 620,005.08 × 160,601.13
  4. Step 4: Simplify right side
    413,531.33x = 99,573,517,055.99
  5. Step 5: Solve for x
    x = 99,573,517,055.99/413,531.33
  6. Step 6: Final answer
    x = 240,788.33

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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.