Home / 778,528.70-1,167,793.05-778,528.70

Finding the Fourth Proportional to 778,528.70, 1,167,793.05 and 778,528.70

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Solution

The fourth proportional to 778,528.70, 1,167,793.05 and 778,528.70 is: 1,167,793.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,528.70 : 1,167,793.05 = 778,528.70 : x
  2. Step 2: Convert to fraction form
    778,528.70/1,167,793.05 = 778,528.70/x
  3. Step 3: Cross multiply
    778,528.70x = 1,167,793.05 × 778,528.70
  4. Step 4: Simplify right side
    778,528.70x = 909,160,405,085.54
  5. Step 5: Solve for x
    x = 909,160,405,085.54/778,528.70
  6. Step 6: Final answer
    x = 1,167,793.05

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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.