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Finding the Fourth Proportional to 534,361.66, 801,595.14 and 155,285.70

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Solution

The fourth proportional to 534,361.66, 801,595.14 and 155,285.70 is: 232,943.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,361.66 : 801,595.14 = 155,285.70 : x
  2. Step 2: Convert to fraction form
    534,361.66/801,595.14 = 155,285.70/x
  3. Step 3: Cross multiply
    534,361.66x = 801,595.14 × 155,285.70
  4. Step 4: Simplify right side
    534,361.66x = 124,476,262,431.50
  5. Step 5: Solve for x
    x = 124,476,262,431.50/534,361.66
  6. Step 6: Final answer
    x = 232,943.85

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1.5x scale

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.