Home / 784,369.80-1,176,664.05-335,087.10

Finding the Fourth Proportional to 784,369.80, 1,176,664.05 and 335,087.10

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Solution

The fourth proportional to 784,369.80, 1,176,664.05 and 335,087.10 is: 502,677.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,369.80 : 1,176,664.05 = 335,087.10 : x
  2. Step 2: Convert to fraction form
    784,369.80/1,176,664.05 = 335,087.10/x
  3. Step 3: Cross multiply
    784,369.80x = 1,176,664.05 × 335,087.10
  4. Step 4: Simplify right side
    784,369.80x = 394,284,944,188.76
  5. Step 5: Solve for x
    x = 394,284,944,188.76/784,369.80
  6. Step 6: Final answer
    x = 502,677.36

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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.