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Finding the Fourth Proportional to 534,173.40, 737,131.23 and 292,409.64

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Solution

The fourth proportional to 534,173.40, 737,131.23 and 292,409.64 is: 403,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,173.40 : 737,131.23 = 292,409.64 : x
  2. Step 2: Convert to fraction form
    534,173.40/737,131.23 = 292,409.64/x
  3. Step 3: Cross multiply
    534,173.40x = 737,131.23 × 292,409.64
  4. Step 4: Simplify right side
    534,173.40x = 215,544,277,597.06
  5. Step 5: Solve for x
    x = 215,544,277,597.06/534,173.40
  6. Step 6: Final answer
    x = 403,509.94

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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.