Home / 351,465.74-527,200.30-85,226.23

Finding the Fourth Proportional to 351,465.74, 527,200.30 and 85,226.23

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Solution

The fourth proportional to 351,465.74, 527,200.30 and 85,226.23 is: 127,839.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,465.74 : 527,200.30 = 85,226.23 : x
  2. Step 2: Convert to fraction form
    351,465.74/527,200.30 = 85,226.23/x
  3. Step 3: Cross multiply
    351,465.74x = 527,200.30 × 85,226.23
  4. Step 4: Simplify right side
    351,465.74x = 44,931,294,023.87
  5. Step 5: Solve for x
    x = 44,931,294,023.87/351,465.74
  6. Step 6: Final answer
    x = 127,839.75

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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.