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Finding the Fourth Proportional to 534,401.10, 737,473.76 and 292,698.86

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Solution

The fourth proportional to 534,401.10, 737,473.76 and 292,698.86 is: 403,924.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,401.10 : 737,473.76 = 292,698.86 : x
  2. Step 2: Convert to fraction form
    534,401.10/737,473.76 = 292,698.86/x
  3. Step 3: Cross multiply
    534,401.10x = 737,473.76 × 292,698.86
  4. Step 4: Simplify right side
    534,401.10x = 215,857,728,831.91
  5. Step 5: Solve for x
    x = 215,857,728,831.91/534,401.10
  6. Step 6: Final answer
    x = 403,924.56

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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.