Home / 724,275.05-1,086,166.53-250,849.76

Finding the Fourth Proportional to 724,275.05, 1,086,166.53 and 250,849.76

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Solution

The fourth proportional to 724,275.05, 1,086,166.53 and 250,849.76 is: 376,189.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,275.05 : 1,086,166.53 = 250,849.76 : x
  2. Step 2: Convert to fraction form
    724,275.05/1,086,166.53 = 250,849.76/x
  3. Step 3: Cross multiply
    724,275.05x = 1,086,166.53 × 250,849.76
  4. Step 4: Simplify right side
    724,275.05x = 272,464,607,939.70
  5. Step 5: Solve for x
    x = 272,464,607,939.70/724,275.05
  6. Step 6: Final answer
    x = 376,189.42

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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.