Home / 1,143,282.84-1,715,588.57-512,196.66

Finding the Fourth Proportional to 1,143,282.84, 1,715,588.57 and 512,196.66

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Solution

The fourth proportional to 1,143,282.84, 1,715,588.57 and 512,196.66 is: 768,592.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,282.84 : 1,715,588.57 = 512,196.66 : x
  2. Step 2: Convert to fraction form
    1,143,282.84/1,715,588.57 = 512,196.66/x
  3. Step 3: Cross multiply
    1,143,282.84x = 1,715,588.57 × 512,196.66
  4. Step 4: Simplify right side
    1,143,282.84x = 878,718,724,349.25
  5. Step 5: Solve for x
    x = 878,718,724,349.25/1,143,282.84
  6. Step 6: Final answer
    x = 768,592.59

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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.