Home / 669,241.34-1,003,788.54-195,931.34

Finding the Fourth Proportional to 669,241.34, 1,003,788.54 and 195,931.34

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Solution

The fourth proportional to 669,241.34, 1,003,788.54 and 195,931.34 is: 293,875.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,241.34 : 1,003,788.54 = 195,931.34 : x
  2. Step 2: Convert to fraction form
    669,241.34/1,003,788.54 = 195,931.34/x
  3. Step 3: Cross multiply
    669,241.34x = 1,003,788.54 × 195,931.34
  4. Step 4: Simplify right side
    669,241.34x = 196,673,633,718.84
  5. Step 5: Solve for x
    x = 196,673,633,718.84/669,241.34
  6. Step 6: Final answer
    x = 293,875.50

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Double scale
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Similar ratio
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1.5x scale

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.