Home / 346,959.12-520,084.16-196,882.42

Finding the Fourth Proportional to 346,959.12, 520,084.16 and 196,882.42

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Solution

The fourth proportional to 346,959.12, 520,084.16 and 196,882.42 is: 295,122.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,959.12 : 520,084.16 = 196,882.42 : x
  2. Step 2: Convert to fraction form
    346,959.12/520,084.16 = 196,882.42/x
  3. Step 3: Cross multiply
    346,959.12x = 520,084.16 × 196,882.42
  4. Step 4: Simplify right side
    346,959.12x = 102,395,428,024.47
  5. Step 5: Solve for x
    x = 102,395,428,024.47/346,959.12
  6. Step 6: Final answer
    x = 295,122.46

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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.