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Finding the Fourth Proportional to 527,355.68, 790,907.90 and 227,672.28

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Solution

The fourth proportional to 527,355.68, 790,907.90 and 227,672.28 is: 341,454.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,355.68 : 790,907.90 = 227,672.28 : x
  2. Step 2: Convert to fraction form
    527,355.68/790,907.90 = 227,672.28/x
  3. Step 3: Cross multiply
    527,355.68x = 790,907.90 × 227,672.28
  4. Step 4: Simplify right side
    527,355.68x = 180,067,803,724.65
  5. Step 5: Solve for x
    x = 180,067,803,724.65/527,355.68
  6. Step 6: Final answer
    x = 341,454.19

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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.