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Finding the Fourth Proportional to 1,062,417, 1,466,135.49 and 585,489

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Solution

The fourth proportional to 1,062,417, 1,466,135.49 and 585,489 is: 807,974.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,417 : 1,466,135.49 = 585,489 : x
  2. Step 2: Convert to fraction form
    1,062,417/1,466,135.49 = 585,489/x
  3. Step 3: Cross multiply
    1,062,417x = 1,466,135.49 × 585,489
  4. Step 4: Simplify right side
    1,062,417x = 858,406,201,904.61
  5. Step 5: Solve for x
    x = 858,406,201,904.61/1,062,417
  6. Step 6: Final answer
    x = 807,974.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.