Home / 341,320.14-512,046.12-130,941.66

Finding the Fourth Proportional to 341,320.14, 512,046.12 and 130,941.66

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Solution

The fourth proportional to 341,320.14, 512,046.12 and 130,941.66 is: 196,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,320.14 : 512,046.12 = 130,941.66 : x
  2. Step 2: Convert to fraction form
    341,320.14/512,046.12 = 130,941.66/x
  3. Step 3: Cross multiply
    341,320.14x = 512,046.12 × 130,941.66
  4. Step 4: Simplify right side
    341,320.14x = 67,048,168,949.36
  5. Step 5: Solve for x
    x = 67,048,168,949.36/341,320.14
  6. Step 6: Final answer
    x = 196,437.78

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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.