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Finding the Fourth Proportional to 598,706.93, 897,583.50 and 345,700.19

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Solution

The fourth proportional to 598,706.93, 897,583.50 and 345,700.19 is: 518,274.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,706.93 : 897,583.50 = 345,700.19 : x
  2. Step 2: Convert to fraction form
    598,706.93/897,583.50 = 345,700.19/x
  3. Step 3: Cross multiply
    598,706.93x = 897,583.50 × 345,700.19
  4. Step 4: Simplify right side
    598,706.93x = 310,294,782,002.95
  5. Step 5: Solve for x
    x = 310,294,782,002.95/598,706.93
  6. Step 6: Final answer
    x = 518,274.92

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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.