Home / 527,359.32-791,172.93-153,382.32

Finding the Fourth Proportional to 527,359.32, 791,172.93 and 153,382.32

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Solution

The fourth proportional to 527,359.32, 791,172.93 and 153,382.32 is: 230,112.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,359.32 : 791,172.93 = 153,382.32 : x
  2. Step 2: Convert to fraction form
    527,359.32/791,172.93 = 153,382.32/x
  3. Step 3: Cross multiply
    527,359.32x = 791,172.93 × 153,382.32
  4. Step 4: Simplify right side
    527,359.32x = 121,351,939,524.60
  5. Step 5: Solve for x
    x = 121,351,939,524.60/527,359.32
  6. Step 6: Final answer
    x = 230,112.44

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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.