Home / 704,612.90-1,056,920.08-330,636.26

Finding the Fourth Proportional to 704,612.90, 1,056,920.08 and 330,636.26

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Solution

The fourth proportional to 704,612.90, 1,056,920.08 and 330,636.26 is: 495,954.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,612.90 : 1,056,920.08 = 330,636.26 : x
  2. Step 2: Convert to fraction form
    704,612.90/1,056,920.08 = 330,636.26/x
  3. Step 3: Cross multiply
    704,612.90x = 1,056,920.08 × 330,636.26
  4. Step 4: Simplify right side
    704,612.90x = 349,456,102,370.10
  5. Step 5: Solve for x
    x = 349,456,102,370.10/704,612.90
  6. Step 6: Final answer
    x = 495,954.73

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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.