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Finding the Fourth Proportional to 704,395.32, 1,055,898 and 450,954.42

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Solution

The fourth proportional to 704,395.32, 1,055,898 and 450,954.42 is: 675,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,395.32 : 1,055,898 = 450,954.42 : x
  2. Step 2: Convert to fraction form
    704,395.32/1,055,898 = 450,954.42/x
  3. Step 3: Cross multiply
    704,395.32x = 1,055,898 × 450,954.42
  4. Step 4: Simplify right side
    704,395.32x = 476,161,870,169.16
  5. Step 5: Solve for x
    x = 476,161,870,169.16/704,395.32
  6. Step 6: Final answer
    x = 675,986.70

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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.