Home / 674,247.36-930,458.52-372,441.36

Finding the Fourth Proportional to 674,247.36, 930,458.52 and 372,441.36

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Solution

The fourth proportional to 674,247.36, 930,458.52 and 372,441.36 is: 513,967.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,247.36 : 930,458.52 = 372,441.36 : x
  2. Step 2: Convert to fraction form
    674,247.36/930,458.52 = 372,441.36/x
  3. Step 3: Cross multiply
    674,247.36x = 930,458.52 × 372,441.36
  4. Step 4: Simplify right side
    674,247.36x = 346,541,236,612.39
  5. Step 5: Solve for x
    x = 346,541,236,612.39/674,247.36
  6. Step 6: Final answer
    x = 513,967.51

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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.