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Finding the Fourth Proportional to 534,071.84, 737,020.06 and 292,354.56

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Solution

The fourth proportional to 534,071.84, 737,020.06 and 292,354.56 is: 403,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,071.84 : 737,020.06 = 292,354.56 : x
  2. Step 2: Convert to fraction form
    534,071.84/737,020.06 = 292,354.56/x
  3. Step 3: Cross multiply
    534,071.84x = 737,020.06 × 292,354.56
  4. Step 4: Simplify right side
    534,071.84x = 215,471,174,621.59
  5. Step 5: Solve for x
    x = 215,471,174,621.59/534,071.84
  6. Step 6: Final answer
    x = 403,449.80

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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.