Home / 627,267.32-865,633.04-340,787.33

Finding the Fourth Proportional to 627,267.32, 865,633.04 and 340,787.33

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Solution

The fourth proportional to 627,267.32, 865,633.04 and 340,787.33 is: 470,288.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,267.32 : 865,633.04 = 340,787.33 : x
  2. Step 2: Convert to fraction form
    627,267.32/865,633.04 = 340,787.33/x
  3. Step 3: Cross multiply
    627,267.32x = 865,633.04 × 340,787.33
  4. Step 4: Simplify right side
    627,267.32x = 294,996,766,429.28
  5. Step 5: Solve for x
    x = 294,996,766,429.28/627,267.32
  6. Step 6: Final answer
    x = 470,288.76

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1.5x scale

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.