Home / 769,560.32-1,154,340.48-208,594.82

Finding the Fourth Proportional to 769,560.32, 1,154,340.48 and 208,594.82

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Solution

The fourth proportional to 769,560.32, 1,154,340.48 and 208,594.82 is: 312,892.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,560.32 : 1,154,340.48 = 208,594.82 : x
  2. Step 2: Convert to fraction form
    769,560.32/1,154,340.48 = 208,594.82/x
  3. Step 3: Cross multiply
    769,560.32x = 1,154,340.48 × 208,594.82
  4. Step 4: Simplify right side
    769,560.32x = 240,789,444,644.31
  5. Step 5: Solve for x
    x = 240,789,444,644.31/769,560.32
  6. Step 6: Final answer
    x = 312,892.23

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Similar ratio
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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.