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Finding the Fourth Proportional to 534,218.72, 737,221.70 and 292,501.22

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Solution

The fourth proportional to 534,218.72, 737,221.70 and 292,501.22 is: 403,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,218.72 : 737,221.70 = 292,501.22 : x
  2. Step 2: Convert to fraction form
    534,218.72/737,221.70 = 292,501.22/x
  3. Step 3: Cross multiply
    534,218.72x = 737,221.70 × 292,501.22
  4. Step 4: Simplify right side
    534,218.72x = 215,638,241,511.86
  5. Step 5: Solve for x
    x = 215,638,241,511.86/534,218.72
  6. Step 6: Final answer
    x = 403,651.60

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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.