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Finding the Fourth Proportional to 605,038,266.60, 907,557,399.90 and 591,601,338.60

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Solution

The fourth proportional to 605,038,266.60, 907,557,399.90 and 591,601,338.60 is: 887,402,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,038,266.60 : 907,557,399.90 = 591,601,338.60 : x
  2. Step 2: Convert to fraction form
    605,038,266.60/907,557,399.90 = 591,601,338.60/x
  3. Step 3: Cross multiply
    605,038,266.60x = 907,557,399.90 × 591,601,338.60
  4. Step 4: Simplify right side
    605,038,266.60x = 536,912,172,637,175,488
  5. Step 5: Solve for x
    x = 536,912,172,637,175,488/605,038,266.60
  6. Step 6: Final answer
    x = 887,402,007.90

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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.