Home / 784,098.84-1,176,161.16-215,476.38

Finding the Fourth Proportional to 784,098.84, 1,176,161.16 and 215,476.38

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Solution

The fourth proportional to 784,098.84, 1,176,161.16 and 215,476.38 is: 323,218.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,098.84 : 1,176,161.16 = 215,476.38 : x
  2. Step 2: Convert to fraction form
    784,098.84/1,176,161.16 = 215,476.38/x
  3. Step 3: Cross multiply
    784,098.84x = 1,176,161.16 × 215,476.38
  4. Step 4: Simplify right side
    784,098.84x = 253,434,949,053.40
  5. Step 5: Solve for x
    x = 253,434,949,053.40/784,098.84
  6. Step 6: Final answer
    x = 323,218.12

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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.