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Finding the Fourth Proportional to 369,318.17, 510,079.22 and 248,249.19

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Solution

The fourth proportional to 369,318.17, 510,079.22 and 248,249.19 is: 342,866.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,318.17 : 510,079.22 = 248,249.19 : x
  2. Step 2: Convert to fraction form
    369,318.17/510,079.22 = 248,249.19/x
  3. Step 3: Cross multiply
    369,318.17x = 510,079.22 × 248,249.19
  4. Step 4: Simplify right side
    369,318.17x = 126,626,751,959.59
  5. Step 5: Solve for x
    x = 126,626,751,959.59/369,318.17
  6. Step 6: Final answer
    x = 342,866.30

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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.