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Finding the Fourth Proportional to 1,882,541.43, 2,597,807.50 and 1,066,754.86

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Solution

The fourth proportional to 1,882,541.43, 2,597,807.50 and 1,066,754.86 is: 1,472,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,541.43 : 2,597,807.50 = 1,066,754.86 : x
  2. Step 2: Convert to fraction form
    1,882,541.43/2,597,807.50 = 1,066,754.86/x
  3. Step 3: Cross multiply
    1,882,541.43x = 2,597,807.50 × 1,066,754.86
  4. Step 4: Simplify right side
    1,882,541.43x = 2,771,223,766,808.04
  5. Step 5: Solve for x
    x = 2,771,223,766,808.04/1,882,541.43
  6. Step 6: Final answer
    x = 1,472,065.22

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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.