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Finding the Fourth Proportional to 220,323.93, 304,048.95 and 119,721.93

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Solution

The fourth proportional to 220,323.93, 304,048.95 and 119,721.93 is: 165,217.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,323.93 : 304,048.95 = 119,721.93 : x
  2. Step 2: Convert to fraction form
    220,323.93/304,048.95 = 119,721.93/x
  3. Step 3: Cross multiply
    220,323.93x = 304,048.95 × 119,721.93
  4. Step 4: Simplify right side
    220,323.93x = 36,401,327,108.47
  5. Step 5: Solve for x
    x = 36,401,327,108.47/220,323.93
  6. Step 6: Final answer
    x = 165,217.31

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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.