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Finding the Fourth Proportional to 559,530.03, 839,543.13 and 293,227.23

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Solution

The fourth proportional to 559,530.03, 839,543.13 and 293,227.23 is: 439,970.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,530.03 : 839,543.13 = 293,227.23 : x
  2. Step 2: Convert to fraction form
    559,530.03/839,543.13 = 293,227.23/x
  3. Step 3: Cross multiply
    559,530.03x = 839,543.13 × 293,227.23
  4. Step 4: Simplify right side
    559,530.03x = 246,176,906,475.43
  5. Step 5: Solve for x
    x = 246,176,906,475.43/559,530.03
  6. Step 6: Final answer
    x = 439,970.86

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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.