Home / 330,807.04-456,617.68-187,662.24

Finding the Fourth Proportional to 330,807.04, 456,617.68 and 187,662.24

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Solution

The fourth proportional to 330,807.04, 456,617.68 and 187,662.24 is: 259,032.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,807.04 : 456,617.68 = 187,662.24 : x
  2. Step 2: Convert to fraction form
    330,807.04/456,617.68 = 187,662.24/x
  3. Step 3: Cross multiply
    330,807.04x = 456,617.68 × 187,662.24
  4. Step 4: Simplify right side
    330,807.04x = 85,689,896,652.40
  5. Step 5: Solve for x
    x = 85,689,896,652.40/330,807.04
  6. Step 6: Final answer
    x = 259,032.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.