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Finding the Fourth Proportional to 362,061.91, 499,637.86 and 200,915.65

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Solution

The fourth proportional to 362,061.91, 499,637.86 and 200,915.65 is: 277,259.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,061.91 : 499,637.86 = 200,915.65 : x
  2. Step 2: Convert to fraction form
    362,061.91/499,637.86 = 200,915.65/x
  3. Step 3: Cross multiply
    362,061.91x = 499,637.86 × 200,915.65
  4. Step 4: Simplify right side
    362,061.91x = 100,385,065,406.51
  5. Step 5: Solve for x
    x = 100,385,065,406.51/362,061.91
  6. Step 6: Final answer
    x = 277,259.39

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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.