Home / 627,924.20-941,886.30-572,811.80

Finding the Fourth Proportional to 627,924.20, 941,886.30 and 572,811.80

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Solution

The fourth proportional to 627,924.20, 941,886.30 and 572,811.80 is: 859,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,924.20 : 941,886.30 = 572,811.80 : x
  2. Step 2: Convert to fraction form
    627,924.20/941,886.30 = 572,811.80/x
  3. Step 3: Cross multiply
    627,924.20x = 941,886.30 × 572,811.80
  4. Step 4: Simplify right side
    627,924.20x = 539,523,586,898.34
  5. Step 5: Solve for x
    x = 539,523,586,898.34/627,924.20
  6. Step 6: Final answer
    x = 859,217.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.