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Finding the Fourth Proportional to 974,808.72, 1,462,203.36 and 739,594.44

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Solution

The fourth proportional to 974,808.72, 1,462,203.36 and 739,594.44 is: 1,109,384.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,808.72 : 1,462,203.36 = 739,594.44 : x
  2. Step 2: Convert to fraction form
    974,808.72/1,462,203.36 = 739,594.44/x
  3. Step 3: Cross multiply
    974,808.72x = 1,462,203.36 × 739,594.44
  4. Step 4: Simplify right side
    974,808.72x = 1,081,437,475,205.32
  5. Step 5: Solve for x
    x = 1,081,437,475,205.32/974,808.72
  6. Step 6: Final answer
    x = 1,109,384.29

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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.