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Finding the Fourth Proportional to 313,758.04, 433,052.94 and 193,001.08

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Solution

The fourth proportional to 313,758.04, 433,052.94 and 193,001.08 is: 266,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,758.04 : 433,052.94 = 193,001.08 : x
  2. Step 2: Convert to fraction form
    313,758.04/433,052.94 = 193,001.08/x
  3. Step 3: Cross multiply
    313,758.04x = 433,052.94 × 193,001.08
  4. Step 4: Simplify right side
    313,758.04x = 83,579,685,117.18
  5. Step 5: Solve for x
    x = 83,579,685,117.18/313,758.04
  6. Step 6: Final answer
    x = 266,382.61

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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.