Home / 767,223.80-1,151,181.30-367,710.20

Finding the Fourth Proportional to 767,223.80, 1,151,181.30 and 367,710.20

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Solution

The fourth proportional to 767,223.80, 1,151,181.30 and 367,710.20 is: 551,730.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,223.80 : 1,151,181.30 = 367,710.20 : x
  2. Step 2: Convert to fraction form
    767,223.80/1,151,181.30 = 367,710.20/x
  3. Step 3: Cross multiply
    767,223.80x = 1,151,181.30 × 367,710.20
  4. Step 4: Simplify right side
    767,223.80x = 423,301,106,059.26
  5. Step 5: Solve for x
    x = 423,301,106,059.26/767,223.80
  6. Step 6: Final answer
    x = 551,730.94

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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.