Home / 534,333.61-737,381.45-289,321.04

Finding the Fourth Proportional to 534,333.61, 737,381.45 and 289,321.04

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Solution

The fourth proportional to 534,333.61, 737,381.45 and 289,321.04 is: 399,263.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,333.61 : 737,381.45 = 289,321.04 : x
  2. Step 2: Convert to fraction form
    534,333.61/737,381.45 = 289,321.04/x
  3. Step 3: Cross multiply
    534,333.61x = 737,381.45 × 289,321.04
  4. Step 4: Simplify right side
    534,333.61x = 213,339,967,669.86
  5. Step 5: Solve for x
    x = 213,339,967,669.86/534,333.61
  6. Step 6: Final answer
    x = 399,263.61

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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.