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Finding the Fourth Proportional to 534,374,447.40, 801,561,671.10 and 534,374,447.40

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Solution

The fourth proportional to 534,374,447.40, 801,561,671.10 and 534,374,447.40 is: 801,561,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,374,447.40 : 801,561,671.10 = 534,374,447.40 : x
  2. Step 2: Convert to fraction form
    534,374,447.40/801,561,671.10 = 534,374,447.40/x
  3. Step 3: Cross multiply
    534,374,447.40x = 801,561,671.10 × 534,374,447.40
  4. Step 4: Simplify right side
    534,374,447.40x = 428,334,075,051,083,072
  5. Step 5: Solve for x
    x = 428,334,075,051,083,072/534,374,447.40
  6. Step 6: Final answer
    x = 801,561,671.10

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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.