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Finding the Fourth Proportional to 375,033.36, 517,544.05 and 202,951.22

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Solution

The fourth proportional to 375,033.36, 517,544.05 and 202,951.22 is: 280,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,033.36 : 517,544.05 = 202,951.22 : x
  2. Step 2: Convert to fraction form
    375,033.36/517,544.05 = 202,951.22/x
  3. Step 3: Cross multiply
    375,033.36x = 517,544.05 × 202,951.22
  4. Step 4: Simplify right side
    375,033.36x = 105,036,196,547.86
  5. Step 5: Solve for x
    x = 105,036,196,547.86/375,033.36
  6. Step 6: Final answer
    x = 280,071.61

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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.