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Finding the Fourth Proportional to 377,881,386.80, 566,822,080.20 and 377,881,386.80

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Solution

The fourth proportional to 377,881,386.80, 566,822,080.20 and 377,881,386.80 is: 566,822,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,881,386.80 : 566,822,080.20 = 377,881,386.80 : x
  2. Step 2: Convert to fraction form
    377,881,386.80/566,822,080.20 = 377,881,386.80/x
  3. Step 3: Cross multiply
    377,881,386.80x = 566,822,080.20 × 377,881,386.80
  4. Step 4: Simplify right side
    377,881,386.80x = 214,191,513,734,836,832
  5. Step 5: Solve for x
    x = 214,191,513,734,836,832/377,881,386.80
  6. Step 6: Final answer
    x = 566,822,080.20

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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.