Home / 372,258.24-513,714.06-202,493.04

Finding the Fourth Proportional to 372,258.24, 513,714.06 and 202,493.04

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Solution

The fourth proportional to 372,258.24, 513,714.06 and 202,493.04 is: 279,439.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,258.24 : 513,714.06 = 202,493.04 : x
  2. Step 2: Convert to fraction form
    372,258.24/513,714.06 = 202,493.04/x
  3. Step 3: Cross multiply
    372,258.24x = 513,714.06 × 202,493.04
  4. Step 4: Simplify right side
    372,258.24x = 104,023,521,700.14
  5. Step 5: Solve for x
    x = 104,023,521,700.14/372,258.24
  6. Step 6: Final answer
    x = 279,439.14

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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.