Home / 377,623.80-566,435.70-217,972.80

Finding the Fourth Proportional to 377,623.80, 566,435.70 and 217,972.80

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Solution

The fourth proportional to 377,623.80, 566,435.70 and 217,972.80 is: 326,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,623.80 : 566,435.70 = 217,972.80 : x
  2. Step 2: Convert to fraction form
    377,623.80/566,435.70 = 217,972.80/x
  3. Step 3: Cross multiply
    377,623.80x = 566,435.70 × 217,972.80
  4. Step 4: Simplify right side
    377,623.80x = 123,467,575,548.96
  5. Step 5: Solve for x
    x = 123,467,575,548.96/377,623.80
  6. Step 6: Final answer
    x = 326,959.20

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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.