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Finding the Fourth Proportional to 534,486.48, 737,591.58 and 292,784.28

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Solution

The fourth proportional to 534,486.48, 737,591.58 and 292,784.28 is: 404,042.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,486.48 : 737,591.58 = 292,784.28 : x
  2. Step 2: Convert to fraction form
    534,486.48/737,591.58 = 292,784.28/x
  3. Step 3: Cross multiply
    534,486.48x = 737,591.58 × 292,784.28
  4. Step 4: Simplify right side
    534,486.48x = 215,955,219,684.36
  5. Step 5: Solve for x
    x = 215,955,219,684.36/534,486.48
  6. Step 6: Final answer
    x = 404,042.44

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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.