Home / 779,932.30-1,168,914.30-379,711.30

Finding the Fourth Proportional to 779,932.30, 1,168,914.30 and 379,711.30

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Solution

The fourth proportional to 779,932.30, 1,168,914.30 and 379,711.30 is: 569,087.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,932.30 : 1,168,914.30 = 379,711.30 : x
  2. Step 2: Convert to fraction form
    779,932.30/1,168,914.30 = 379,711.30/x
  3. Step 3: Cross multiply
    779,932.30x = 1,168,914.30 × 379,711.30
  4. Step 4: Simplify right side
    779,932.30x = 443,849,968,441.59
  5. Step 5: Solve for x
    x = 443,849,968,441.59/779,932.30
  6. Step 6: Final answer
    x = 569,087.81

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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.