Home / 547,719.84-821,670.48-173,832.48

Finding the Fourth Proportional to 547,719.84, 821,670.48 and 173,832.48

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Solution

The fourth proportional to 547,719.84, 821,670.48 and 173,832.48 is: 260,777.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,719.84 : 821,670.48 = 173,832.48 : x
  2. Step 2: Convert to fraction form
    547,719.84/821,670.48 = 173,832.48/x
  3. Step 3: Cross multiply
    547,719.84x = 821,670.48 × 173,832.48
  4. Step 4: Simplify right side
    547,719.84x = 142,833,017,281.19
  5. Step 5: Solve for x
    x = 142,833,017,281.19/547,719.84
  6. Step 6: Final answer
    x = 260,777.51

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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.