Home / 584,105.50-806,076.08-342,562.28

Finding the Fourth Proportional to 584,105.50, 806,076.08 and 342,562.28

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Solution

The fourth proportional to 584,105.50, 806,076.08 and 342,562.28 is: 472,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,105.50 : 806,076.08 = 342,562.28 : x
  2. Step 2: Convert to fraction form
    584,105.50/806,076.08 = 342,562.28/x
  3. Step 3: Cross multiply
    584,105.50x = 806,076.08 × 342,562.28
  4. Step 4: Simplify right side
    584,105.50x = 276,131,260,857.31
  5. Step 5: Solve for x
    x = 276,131,260,857.31/584,105.50
  6. Step 6: Final answer
    x = 472,742.10

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1.5x scale

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.