Home / 591,105.60-886,877.10-191,759.40

Finding the Fourth Proportional to 591,105.60, 886,877.10 and 191,759.40

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Solution

The fourth proportional to 591,105.60, 886,877.10 and 191,759.40 is: 287,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,105.60 : 886,877.10 = 191,759.40 : x
  2. Step 2: Convert to fraction form
    591,105.60/886,877.10 = 191,759.40/x
  3. Step 3: Cross multiply
    591,105.60x = 886,877.10 × 191,759.40
  4. Step 4: Simplify right side
    591,105.60x = 170,067,020,569.74
  5. Step 5: Solve for x
    x = 170,067,020,569.74/591,105.60
  6. Step 6: Final answer
    x = 287,710.05

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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.