Home / 534,766.50-737,977.77-319,915.62

Finding the Fourth Proportional to 534,766.50, 737,977.77 and 319,915.62

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Solution

The fourth proportional to 534,766.50, 737,977.77 and 319,915.62 is: 441,483.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,766.50 : 737,977.77 = 319,915.62 : x
  2. Step 2: Convert to fraction form
    534,766.50/737,977.77 = 319,915.62/x
  3. Step 3: Cross multiply
    534,766.50x = 737,977.77 × 319,915.62
  4. Step 4: Simplify right side
    534,766.50x = 236,090,615,835.77
  5. Step 5: Solve for x
    x = 236,090,615,835.77/534,766.50
  6. Step 6: Final answer
    x = 441,483.56

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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.