Home / 883,381.68-1,218,756.15-577,636.97

Finding the Fourth Proportional to 883,381.68, 1,218,756.15 and 577,636.97

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Solution

The fourth proportional to 883,381.68, 1,218,756.15 and 577,636.97 is: 796,935.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,381.68 : 1,218,756.15 = 577,636.97 : x
  2. Step 2: Convert to fraction form
    883,381.68/1,218,756.15 = 577,636.97/x
  3. Step 3: Cross multiply
    883,381.68x = 1,218,756.15 × 577,636.97
  4. Step 4: Simplify right side
    883,381.68x = 703,998,603,561.09
  5. Step 5: Solve for x
    x = 703,998,603,561.09/883,381.68
  6. Step 6: Final answer
    x = 796,935.93

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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.