Home / 627,982.60-941,973.90-572,870.20

Finding the Fourth Proportional to 627,982.60, 941,973.90 and 572,870.20

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Solution

The fourth proportional to 627,982.60, 941,973.90 and 572,870.20 is: 859,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,982.60 : 941,973.90 = 572,870.20 : x
  2. Step 2: Convert to fraction form
    627,982.60/941,973.90 = 572,870.20/x
  3. Step 3: Cross multiply
    627,982.60x = 941,973.90 × 572,870.20
  4. Step 4: Simplify right side
    627,982.60x = 539,628,776,487.78
  5. Step 5: Solve for x
    x = 539,628,776,487.78/627,982.60
  6. Step 6: Final answer
    x = 859,305.30

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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.