Home / 366,985.35-550,478.03-266,934.15

Finding the Fourth Proportional to 366,985.35, 550,478.03 and 266,934.15

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Solution

The fourth proportional to 366,985.35, 550,478.03 and 266,934.15 is: 400,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,985.35 : 550,478.03 = 266,934.15 : x
  2. Step 2: Convert to fraction form
    366,985.35/550,478.03 = 266,934.15/x
  3. Step 3: Cross multiply
    366,985.35x = 550,478.03 × 266,934.15
  4. Step 4: Simplify right side
    366,985.35x = 146,941,383,697.05
  5. Step 5: Solve for x
    x = 146,941,383,697.05/366,985.35
  6. Step 6: Final answer
    x = 400,401.23

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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.