Home / 547,808.20-822,941.10-526,918.60

Finding the Fourth Proportional to 547,808.20, 822,941.10 and 526,918.60

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Solution

The fourth proportional to 547,808.20, 822,941.10 and 526,918.60 is: 791,559.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,808.20 : 822,941.10 = 526,918.60 : x
  2. Step 2: Convert to fraction form
    547,808.20/822,941.10 = 526,918.60/x
  3. Step 3: Cross multiply
    547,808.20x = 822,941.10 × 526,918.60
  4. Step 4: Simplify right side
    547,808.20x = 433,622,972,294.46
  5. Step 5: Solve for x
    x = 433,622,972,294.46/547,808.20
  6. Step 6: Final answer
    x = 791,559.84

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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.