Home / 527,849.16-791,766.99-128,490.27

Finding the Fourth Proportional to 527,849.16, 791,766.99 and 128,490.27

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Solution

The fourth proportional to 527,849.16, 791,766.99 and 128,490.27 is: 192,733.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,849.16 : 791,766.99 = 128,490.27 : x
  2. Step 2: Convert to fraction form
    527,849.16/791,766.99 = 128,490.27/x
  3. Step 3: Cross multiply
    527,849.16x = 791,766.99 × 128,490.27
  4. Step 4: Simplify right side
    527,849.16x = 101,734,354,322.19
  5. Step 5: Solve for x
    x = 101,734,354,322.19/527,849.16
  6. Step 6: Final answer
    x = 192,733.76

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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.