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Finding the Fourth Proportional to 559,863.70, 839,795.55 and 349,620.10

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Solution

The fourth proportional to 559,863.70, 839,795.55 and 349,620.10 is: 524,430.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,863.70 : 839,795.55 = 349,620.10 : x
  2. Step 2: Convert to fraction form
    559,863.70/839,795.55 = 349,620.10/x
  3. Step 3: Cross multiply
    559,863.70x = 839,795.55 × 349,620.10
  4. Step 4: Simplify right side
    559,863.70x = 293,609,404,170.56
  5. Step 5: Solve for x
    x = 293,609,404,170.56/559,863.70
  6. Step 6: Final answer
    x = 524,430.15

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Similar ratio
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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.