Home / 782,794.02-1,172,503.80-528,677.22

Finding the Fourth Proportional to 782,794.02, 1,172,503.80 and 528,677.22

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Solution

The fourth proportional to 782,794.02, 1,172,503.80 and 528,677.22 is: 791,876.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,794.02 : 1,172,503.80 = 528,677.22 : x
  2. Step 2: Convert to fraction form
    782,794.02/1,172,503.80 = 528,677.22/x
  3. Step 3: Cross multiply
    782,794.02x = 1,172,503.80 × 528,677.22
  4. Step 4: Simplify right side
    782,794.02x = 619,876,049,423.44
  5. Step 5: Solve for x
    x = 619,876,049,423.44/782,794.02
  6. Step 6: Final answer
    x = 791,876.32

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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.