Home / 775,959.20-1,163,988-243,501.24

Finding the Fourth Proportional to 775,959.20, 1,163,988 and 243,501.24

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Solution

The fourth proportional to 775,959.20, 1,163,988 and 243,501.24 is: 365,267.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,959.20 : 1,163,988 = 243,501.24 : x
  2. Step 2: Convert to fraction form
    775,959.20/1,163,988 = 243,501.24/x
  3. Step 3: Cross multiply
    775,959.20x = 1,163,988 × 243,501.24
  4. Step 4: Simplify right side
    775,959.20x = 283,432,521,345.12
  5. Step 5: Solve for x
    x = 283,432,521,345.12/775,959.20
  6. Step 6: Final answer
    x = 365,267.30

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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.