Home / 983,822.49-1,472,400.45-604,983.20

Finding the Fourth Proportional to 983,822.49, 1,472,400.45 and 604,983.20

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Solution

The fourth proportional to 983,822.49, 1,472,400.45 and 604,983.20 is: 905,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,822.49 : 1,472,400.45 = 604,983.20 : x
  2. Step 2: Convert to fraction form
    983,822.49/1,472,400.45 = 604,983.20/x
  3. Step 3: Cross multiply
    983,822.49x = 1,472,400.45 × 604,983.20
  4. Step 4: Simplify right side
    983,822.49x = 890,777,528,560.44
  5. Step 5: Solve for x
    x = 890,777,528,560.44/983,822.49
  6. Step 6: Final answer
    x = 905,425.05

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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.