Home / 650,511.40-975,937.20-251,165.20

Finding the Fourth Proportional to 650,511.40, 975,937.20 and 251,165.20

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Solution

The fourth proportional to 650,511.40, 975,937.20 and 251,165.20 is: 376,813.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,511.40 : 975,937.20 = 251,165.20 : x
  2. Step 2: Convert to fraction form
    650,511.40/975,937.20 = 251,165.20/x
  3. Step 3: Cross multiply
    650,511.40x = 975,937.20 × 251,165.20
  4. Step 4: Simplify right side
    650,511.40x = 245,121,462,025.44
  5. Step 5: Solve for x
    x = 245,121,462,025.44/650,511.40
  6. Step 6: Final answer
    x = 376,813.48

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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.