Home / 945,213.92-1,303,658.08-605,713.76

Finding the Fourth Proportional to 945,213.92, 1,303,658.08 and 605,713.76

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Solution

The fourth proportional to 945,213.92, 1,303,658.08 and 605,713.76 is: 835,412.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,213.92 : 1,303,658.08 = 605,713.76 : x
  2. Step 2: Convert to fraction form
    945,213.92/1,303,658.08 = 605,713.76/x
  3. Step 3: Cross multiply
    945,213.92x = 1,303,658.08 × 605,713.76
  4. Step 4: Simplify right side
    945,213.92x = 789,643,637,391.18
  5. Step 5: Solve for x
    x = 789,643,637,391.18/945,213.92
  6. Step 6: Final answer
    x = 835,412.62

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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.