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Finding the Fourth Proportional to 662,754,522.59, 993,972,351.57 and 202,696,677.71

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Solution

The fourth proportional to 662,754,522.59, 993,972,351.57 and 202,696,677.71 is: 303,996,255.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,754,522.59 : 993,972,351.57 = 202,696,677.71 : x
  2. Step 2: Convert to fraction form
    662,754,522.59/993,972,351.57 = 202,696,677.71/x
  3. Step 3: Cross multiply
    662,754,522.59x = 993,972,351.57 × 202,696,677.71
  4. Step 4: Simplify right side
    662,754,522.59x = 201,474,893,393,865,280
  5. Step 5: Solve for x
    x = 201,474,893,393,865,280/662,754,522.59
  6. Step 6: Final answer
    x = 303,996,255.82

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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.