Home / 330,807.56-456,500.52-187,577.24

Finding the Fourth Proportional to 330,807.56, 456,500.52 and 187,577.24

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Solution

The fourth proportional to 330,807.56, 456,500.52 and 187,577.24 is: 258,848.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,807.56 : 456,500.52 = 187,577.24 : x
  2. Step 2: Convert to fraction form
    330,807.56/456,500.52 = 187,577.24/x
  3. Step 3: Cross multiply
    330,807.56x = 456,500.52 × 187,577.24
  4. Step 4: Simplify right side
    330,807.56x = 85,629,107,600.16
  5. Step 5: Solve for x
    x = 85,629,107,600.16/330,807.56
  6. Step 6: Final answer
    x = 258,848.70

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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.