Home / 627,977.40-942,023.70-207,254.20

Finding the Fourth Proportional to 627,977.40, 942,023.70 and 207,254.20

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Solution

The fourth proportional to 627,977.40, 942,023.70 and 207,254.20 is: 310,900.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,977.40 : 942,023.70 = 207,254.20 : x
  2. Step 2: Convert to fraction form
    627,977.40/942,023.70 = 207,254.20/x
  3. Step 3: Cross multiply
    627,977.40x = 942,023.70 × 207,254.20
  4. Step 4: Simplify right side
    627,977.40x = 195,238,368,324.54
  5. Step 5: Solve for x
    x = 195,238,368,324.54/627,977.40
  6. Step 6: Final answer
    x = 310,900.31

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1.5x scale

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.