Home / 608,215.25-839,331.50-336,290.15

Finding the Fourth Proportional to 608,215.25, 839,331.50 and 336,290.15

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Solution

The fourth proportional to 608,215.25, 839,331.50 and 336,290.15 is: 464,077.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,215.25 : 839,331.50 = 336,290.15 : x
  2. Step 2: Convert to fraction form
    608,215.25/839,331.50 = 336,290.15/x
  3. Step 3: Cross multiply
    608,215.25x = 839,331.50 × 336,290.15
  4. Step 4: Simplify right side
    608,215.25x = 282,258,910,156.62
  5. Step 5: Solve for x
    x = 282,258,910,156.62/608,215.25
  6. Step 6: Final answer
    x = 464,077.34

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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.