Home / 827,094.60-1,241,808.30-512,166.60

Finding the Fourth Proportional to 827,094.60, 1,241,808.30 and 512,166.60

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Solution

The fourth proportional to 827,094.60, 1,241,808.30 and 512,166.60 is: 768,972.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,094.60 : 1,241,808.30 = 512,166.60 : x
  2. Step 2: Convert to fraction form
    827,094.60/1,241,808.30 = 512,166.60/x
  3. Step 3: Cross multiply
    827,094.60x = 1,241,808.30 × 512,166.60
  4. Step 4: Simplify right side
    827,094.60x = 636,012,734,862.78
  5. Step 5: Solve for x
    x = 636,012,734,862.78/827,094.60
  6. Step 6: Final answer
    x = 768,972.18

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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.