Home / 466,216.70-643,436.01-262,276.20

Finding the Fourth Proportional to 466,216.70, 643,436.01 and 262,276.20

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Solution

The fourth proportional to 466,216.70, 643,436.01 and 262,276.20 is: 361,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,216.70 : 643,436.01 = 262,276.20 : x
  2. Step 2: Convert to fraction form
    466,216.70/643,436.01 = 262,276.20/x
  3. Step 3: Cross multiply
    466,216.70x = 643,436.01 × 262,276.20
  4. Step 4: Simplify right side
    466,216.70x = 168,757,951,645.96
  5. Step 5: Solve for x
    x = 168,757,951,645.96/466,216.70
  6. Step 6: Final answer
    x = 361,973.21

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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.