Home / 669,242.76-1,003,864.11-195,928.12

Finding the Fourth Proportional to 669,242.76, 1,003,864.11 and 195,928.12

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Solution

The fourth proportional to 669,242.76, 1,003,864.11 and 195,928.12 is: 293,892.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,242.76 : 1,003,864.11 = 195,928.12 : x
  2. Step 2: Convert to fraction form
    669,242.76/1,003,864.11 = 195,928.12/x
  3. Step 3: Cross multiply
    669,242.76x = 1,003,864.11 × 195,928.12
  4. Step 4: Simplify right side
    669,242.76x = 196,685,207,807.77
  5. Step 5: Solve for x
    x = 196,685,207,807.77/669,242.76
  6. Step 6: Final answer
    x = 293,892.17

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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.