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Finding the Fourth Proportional to 910,288.80, 1,362,808.80 and 884,044.80

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Solution

The fourth proportional to 910,288.80, 1,362,808.80 and 884,044.80 is: 1,323,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,288.80 : 1,362,808.80 = 884,044.80 : x
  2. Step 2: Convert to fraction form
    910,288.80/1,362,808.80 = 884,044.80/x
  3. Step 3: Cross multiply
    910,288.80x = 1,362,808.80 × 884,044.80
  4. Step 4: Simplify right side
    910,288.80x = 1,204,784,033,034.24
  5. Step 5: Solve for x
    x = 1,204,784,033,034.24/910,288.80
  6. Step 6: Final answer
    x = 1,323,518.46

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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.