Home / 784,191.87-1,176,176.61-251,644.05

Finding the Fourth Proportional to 784,191.87, 1,176,176.61 and 251,644.05

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Solution

The fourth proportional to 784,191.87, 1,176,176.61 and 251,644.05 is: 377,430.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,191.87 : 1,176,176.61 = 251,644.05 : x
  2. Step 2: Convert to fraction form
    784,191.87/1,176,176.61 = 251,644.05/x
  3. Step 3: Cross multiply
    784,191.87x = 1,176,176.61 × 251,644.05
  4. Step 4: Simplify right side
    784,191.87x = 295,977,845,655.67
  5. Step 5: Solve for x
    x = 295,977,845,655.67/784,191.87
  6. Step 6: Final answer
    x = 377,430.39

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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.