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Finding the Fourth Proportional to 534,626.49, 737,784.54 and 292,918.23

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Solution

The fourth proportional to 534,626.49, 737,784.54 and 292,918.23 is: 404,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,626.49 : 737,784.54 = 292,918.23 : x
  2. Step 2: Convert to fraction form
    534,626.49/737,784.54 = 292,918.23/x
  3. Step 3: Cross multiply
    534,626.49x = 737,784.54 × 292,918.23
  4. Step 4: Simplify right side
    534,626.49x = 216,110,541,578.16
  5. Step 5: Solve for x
    x = 216,110,541,578.16/534,626.49
  6. Step 6: Final answer
    x = 404,227.15

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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.