Home / 559,531.49-839,545.36-293,228.78

Finding the Fourth Proportional to 559,531.49, 839,545.36 and 293,228.78

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Solution

The fourth proportional to 559,531.49, 839,545.36 and 293,228.78 is: 439,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,531.49 : 839,545.36 = 293,228.78 : x
  2. Step 2: Convert to fraction form
    559,531.49/839,545.36 = 293,228.78/x
  3. Step 3: Cross multiply
    559,531.49x = 839,545.36 × 293,228.78
  4. Step 4: Simplify right side
    559,531.49x = 246,178,856,736.66
  5. Step 5: Solve for x
    x = 246,178,856,736.66/559,531.49
  6. Step 6: Final answer
    x = 439,973.20

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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.