Home / 566,787.89-782,155.58-308,669.36

Finding the Fourth Proportional to 566,787.89, 782,155.58 and 308,669.36

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Solution

The fourth proportional to 566,787.89, 782,155.58 and 308,669.36 is: 425,957.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,787.89 : 782,155.58 = 308,669.36 : x
  2. Step 2: Convert to fraction form
    566,787.89/782,155.58 = 308,669.36/x
  3. Step 3: Cross multiply
    566,787.89x = 782,155.58 × 308,669.36
  4. Step 4: Simplify right side
    566,787.89x = 241,427,456,844.90
  5. Step 5: Solve for x
    x = 241,427,456,844.90/566,787.89
  6. Step 6: Final answer
    x = 425,957.33

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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.