Home / 544,008.60-815,216.10-487,848.60

Finding the Fourth Proportional to 544,008.60, 815,216.10 and 487,848.60

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Solution

The fourth proportional to 544,008.60, 815,216.10 and 487,848.60 is: 731,058.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,008.60 : 815,216.10 = 487,848.60 : x
  2. Step 2: Convert to fraction form
    544,008.60/815,216.10 = 487,848.60/x
  3. Step 3: Cross multiply
    544,008.60x = 815,216.10 × 487,848.60
  4. Step 4: Simplify right side
    544,008.60x = 397,702,033,082.46
  5. Step 5: Solve for x
    x = 397,702,033,082.46/544,008.60
  6. Step 6: Final answer
    x = 731,058.36

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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.