Home / 711,289.79-1,066,954.13-237,958.19

Finding the Fourth Proportional to 711,289.79, 1,066,954.13 and 237,958.19

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Solution

The fourth proportional to 711,289.79, 1,066,954.13 and 237,958.19 is: 356,943.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,289.79 : 1,066,954.13 = 237,958.19 : x
  2. Step 2: Convert to fraction form
    711,289.79/1,066,954.13 = 237,958.19/x
  3. Step 3: Cross multiply
    711,289.79x = 1,066,954.13 × 237,958.19
  4. Step 4: Simplify right side
    711,289.79x = 253,890,472,398.03
  5. Step 5: Solve for x
    x = 253,890,472,398.03/711,289.79
  6. Step 6: Final answer
    x = 356,943.79

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Double scale
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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.