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Finding the Fourth Proportional to 534,388.17, 737,455.66 and 292,671.31

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Solution

The fourth proportional to 534,388.17, 737,455.66 and 292,671.31 is: 403,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,388.17 : 737,455.66 = 292,671.31 : x
  2. Step 2: Convert to fraction form
    534,388.17/737,455.66 = 292,671.31/x
  3. Step 3: Cross multiply
    534,388.17x = 737,455.66 × 292,671.31
  4. Step 4: Simplify right side
    534,388.17x = 215,832,114,079.12
  5. Step 5: Solve for x
    x = 215,832,114,079.12/534,388.17
  6. Step 6: Final answer
    x = 403,886.40

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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.