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Finding the Fourth Proportional to 434,506.76, 651,940.18 and 234,592.18

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Solution

The fourth proportional to 434,506.76, 651,940.18 and 234,592.18 is: 351,985.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,506.76 : 651,940.18 = 234,592.18 : x
  2. Step 2: Convert to fraction form
    434,506.76/651,940.18 = 234,592.18/x
  3. Step 3: Cross multiply
    434,506.76x = 651,940.18 × 234,592.18
  4. Step 4: Simplify right side
    434,506.76x = 152,940,065,839.46
  5. Step 5: Solve for x
    x = 152,940,065,839.46/434,506.76
  6. Step 6: Final answer
    x = 351,985.47

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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.