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Finding the Fourth Proportional to 224,706.34, 337,060.79 and 74,946.21

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Solution

The fourth proportional to 224,706.34, 337,060.79 and 74,946.21 is: 112,419.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,706.34 : 337,060.79 = 74,946.21 : x
  2. Step 2: Convert to fraction form
    224,706.34/337,060.79 = 74,946.21/x
  3. Step 3: Cross multiply
    224,706.34x = 337,060.79 × 74,946.21
  4. Step 4: Simplify right side
    224,706.34x = 25,261,428,750.11
  5. Step 5: Solve for x
    x = 25,261,428,750.11/224,706.34
  6. Step 6: Final answer
    x = 112,419.74

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1.5x scale

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.