Home / 340,241.50-469,533.54-197,009.20

Finding the Fourth Proportional to 340,241.50, 469,533.54 and 197,009.20

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Solution

The fourth proportional to 340,241.50, 469,533.54 and 197,009.20 is: 271,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,241.50 : 469,533.54 = 197,009.20 : x
  2. Step 2: Convert to fraction form
    340,241.50/469,533.54 = 197,009.20/x
  3. Step 3: Cross multiply
    340,241.50x = 469,533.54 × 197,009.20
  4. Step 4: Simplify right side
    340,241.50x = 92,502,427,088.57
  5. Step 5: Solve for x
    x = 92,502,427,088.57/340,241.50
  6. Step 6: Final answer
    x = 271,872.85

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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.