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Finding the Fourth Proportional to 1,314,874, 1,814,527.84 and 711,262

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Solution

The fourth proportional to 1,314,874, 1,814,527.84 and 711,262 is: 981,542.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,874 : 1,814,527.84 = 711,262 : x
  2. Step 2: Convert to fraction form
    1,314,874/1,814,527.84 = 711,262/x
  3. Step 3: Cross multiply
    1,314,874x = 1,814,527.84 × 711,262
  4. Step 4: Simplify right side
    1,314,874x = 1,290,604,700,534.08
  5. Step 5: Solve for x
    x = 1,290,604,700,534.08/1,314,874
  6. Step 6: Final answer
    x = 981,542.49

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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.