Home / 340,048.32-469,259.10-196,805.49

Finding the Fourth Proportional to 340,048.32, 469,259.10 and 196,805.49

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Solution

The fourth proportional to 340,048.32, 469,259.10 and 196,805.49 is: 271,587.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,048.32 : 469,259.10 = 196,805.49 : x
  2. Step 2: Convert to fraction form
    340,048.32/469,259.10 = 196,805.49/x
  3. Step 3: Cross multiply
    340,048.32x = 469,259.10 × 196,805.49
  4. Step 4: Simplify right side
    340,048.32x = 92,352,767,112.46
  5. Step 5: Solve for x
    x = 92,352,767,112.46/340,048.32
  6. Step 6: Final answer
    x = 271,587.19

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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.