Home / 772,491.27-1,158,500.22-534,136.87

Finding the Fourth Proportional to 772,491.27, 1,158,500.22 and 534,136.87

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Solution

The fourth proportional to 772,491.27, 1,158,500.22 and 534,136.87 is: 801,041.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,491.27 : 1,158,500.22 = 534,136.87 : x
  2. Step 2: Convert to fraction form
    772,491.27/1,158,500.22 = 534,136.87/x
  3. Step 3: Cross multiply
    772,491.27x = 1,158,500.22 × 534,136.87
  4. Step 4: Simplify right side
    772,491.27x = 618,797,681,405.11
  5. Step 5: Solve for x
    x = 618,797,681,405.11/772,491.27
  6. Step 6: Final answer
    x = 801,041.65

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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.