Home / 627,764.04-945,062.30-571,962.60

Finding the Fourth Proportional to 627,764.04, 945,062.30 and 571,962.60

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Solution

The fourth proportional to 627,764.04, 945,062.30 and 571,962.60 is: 861,056.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,764.04 : 945,062.30 = 571,962.60 : x
  2. Step 2: Convert to fraction form
    627,764.04/945,062.30 = 571,962.60/x
  3. Step 3: Cross multiply
    627,764.04x = 945,062.30 × 571,962.60
  4. Step 4: Simplify right side
    627,764.04x = 540,540,290,269.98
  5. Step 5: Solve for x
    x = 540,540,290,269.98/627,764.04
  6. Step 6: Final answer
    x = 861,056.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.