Home / 501,677.62-692,311.57-272,229.08

Finding the Fourth Proportional to 501,677.62, 692,311.57 and 272,229.08

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Solution

The fourth proportional to 501,677.62, 692,311.57 and 272,229.08 is: 375,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,677.62 : 692,311.57 = 272,229.08 : x
  2. Step 2: Convert to fraction form
    501,677.62/692,311.57 = 272,229.08/x
  3. Step 3: Cross multiply
    501,677.62x = 692,311.57 × 272,229.08
  4. Step 4: Simplify right side
    501,677.62x = 188,467,337,632.33
  5. Step 5: Solve for x
    x = 188,467,337,632.33/501,677.62
  6. Step 6: Final answer
    x = 375,674.20

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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.