Home / 671,621.60-1,007,165.10-222,217.40

Finding the Fourth Proportional to 671,621.60, 1,007,165.10 and 222,217.40

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Solution

The fourth proportional to 671,621.60, 1,007,165.10 and 222,217.40 is: 333,237.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,621.60 : 1,007,165.10 = 222,217.40 : x
  2. Step 2: Convert to fraction form
    671,621.60/1,007,165.10 = 222,217.40/x
  3. Step 3: Cross multiply
    671,621.60x = 1,007,165.10 × 222,217.40
  4. Step 4: Simplify right side
    671,621.60x = 223,809,609,892.74
  5. Step 5: Solve for x
    x = 223,809,609,892.74/671,621.60
  6. Step 6: Final answer
    x = 333,237.66

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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.