Home / 951,557.50-1,313,028.66-521,724.52

Finding the Fourth Proportional to 951,557.50, 1,313,028.66 and 521,724.52

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Solution

The fourth proportional to 951,557.50, 1,313,028.66 and 521,724.52 is: 719,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,557.50 : 1,313,028.66 = 521,724.52 : x
  2. Step 2: Convert to fraction form
    951,557.50/1,313,028.66 = 521,724.52/x
  3. Step 3: Cross multiply
    951,557.50x = 1,313,028.66 × 521,724.52
  4. Step 4: Simplify right side
    951,557.50x = 685,039,247,384.74
  5. Step 5: Solve for x
    x = 685,039,247,384.74/951,557.50
  6. Step 6: Final answer
    x = 719,913.67

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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.