Home / 764,222.87-1,053,516.07-534,065.59

Finding the Fourth Proportional to 764,222.87, 1,053,516.07 and 534,065.59

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Solution

The fourth proportional to 764,222.87, 1,053,516.07 and 534,065.59 is: 736,233.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,222.87 : 1,053,516.07 = 534,065.59 : x
  2. Step 2: Convert to fraction form
    764,222.87/1,053,516.07 = 534,065.59/x
  3. Step 3: Cross multiply
    764,222.87x = 1,053,516.07 × 534,065.59
  4. Step 4: Simplify right side
    764,222.87x = 562,646,681,499.03
  5. Step 5: Solve for x
    x = 562,646,681,499.03/764,222.87
  6. Step 6: Final answer
    x = 736,233.77

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Double scale
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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.