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Finding the Fourth Proportional to 270,294.04, 373,006.92 and 149,434.48

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Solution

The fourth proportional to 270,294.04, 373,006.92 and 149,434.48 is: 206,220.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,294.04 : 373,006.92 = 149,434.48 : x
  2. Step 2: Convert to fraction form
    270,294.04/373,006.92 = 149,434.48/x
  3. Step 3: Cross multiply
    270,294.04x = 373,006.92 × 149,434.48
  4. Step 4: Simplify right side
    270,294.04x = 55,740,095,126.60
  5. Step 5: Solve for x
    x = 55,740,095,126.60/270,294.04
  6. Step 6: Final answer
    x = 206,220.22

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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.