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Finding the Fourth Proportional to 445,651.40, 614,996.12 and 241,707.17

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Solution

The fourth proportional to 445,651.40, 614,996.12 and 241,707.17 is: 333,554.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,651.40 : 614,996.12 = 241,707.17 : x
  2. Step 2: Convert to fraction form
    445,651.40/614,996.12 = 241,707.17/x
  3. Step 3: Cross multiply
    445,651.40x = 614,996.12 × 241,707.17
  4. Step 4: Simplify right side
    445,651.40x = 148,648,967,442.66
  5. Step 5: Solve for x
    x = 148,648,967,442.66/445,651.40
  6. Step 6: Final answer
    x = 333,554.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.