Home / 779,811.70-1,169,717.55-188,835.70

Finding the Fourth Proportional to 779,811.70, 1,169,717.55 and 188,835.70

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Solution

The fourth proportional to 779,811.70, 1,169,717.55 and 188,835.70 is: 283,253.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,811.70 : 1,169,717.55 = 188,835.70 : x
  2. Step 2: Convert to fraction form
    779,811.70/1,169,717.55 = 188,835.70/x
  3. Step 3: Cross multiply
    779,811.70x = 1,169,717.55 × 188,835.70
  4. Step 4: Simplify right side
    779,811.70x = 220,884,432,356.54
  5. Step 5: Solve for x
    x = 220,884,432,356.54/779,811.70
  6. Step 6: Final answer
    x = 283,253.55

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Similar ratio
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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.