Home / 674,247.11-930,458.17-372,441.11

Finding the Fourth Proportional to 674,247.11, 930,458.17 and 372,441.11

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Solution

The fourth proportional to 674,247.11, 930,458.17 and 372,441.11 is: 513,967.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,247.11 : 930,458.17 = 372,441.11 : x
  2. Step 2: Convert to fraction form
    674,247.11/930,458.17 = 372,441.11/x
  3. Step 3: Cross multiply
    674,247.11x = 930,458.17 × 372,441.11
  4. Step 4: Simplify right side
    674,247.11x = 346,540,873,643.37
  5. Step 5: Solve for x
    x = 346,540,873,643.37/674,247.11
  6. Step 6: Final answer
    x = 513,967.16

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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.