Home / 623,387.43-860,278.59-336,906.83

Finding the Fourth Proportional to 623,387.43, 860,278.59 and 336,906.83

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Solution

The fourth proportional to 623,387.43, 860,278.59 and 336,906.83 is: 464,933.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,387.43 : 860,278.59 = 336,906.83 : x
  2. Step 2: Convert to fraction form
    623,387.43/860,278.59 = 336,906.83/x
  3. Step 3: Cross multiply
    623,387.43x = 860,278.59 × 336,906.83
  4. Step 4: Simplify right side
    623,387.43x = 289,833,734,824.47
  5. Step 5: Solve for x
    x = 289,833,734,824.47/623,387.43
  6. Step 6: Final answer
    x = 464,933.56

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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.