Home / 648,637.32-973,398.96-227,913.24

Finding the Fourth Proportional to 648,637.32, 973,398.96 and 227,913.24

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Solution

The fourth proportional to 648,637.32, 973,398.96 and 227,913.24 is: 342,025.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,637.32 : 973,398.96 = 227,913.24 : x
  2. Step 2: Convert to fraction form
    648,637.32/973,398.96 = 227,913.24/x
  3. Step 3: Cross multiply
    648,637.32x = 973,398.96 × 227,913.24
  4. Step 4: Simplify right side
    648,637.32x = 221,850,510,786.23
  5. Step 5: Solve for x
    x = 221,850,510,786.23/648,637.32
  6. Step 6: Final answer
    x = 342,025.51

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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.