Home / 769,647.84-1,154,622.96-237,078.24

Finding the Fourth Proportional to 769,647.84, 1,154,622.96 and 237,078.24

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Solution

The fourth proportional to 769,647.84, 1,154,622.96 and 237,078.24 is: 355,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,647.84 : 1,154,622.96 = 237,078.24 : x
  2. Step 2: Convert to fraction form
    769,647.84/1,154,622.96 = 237,078.24/x
  3. Step 3: Cross multiply
    769,647.84x = 1,154,622.96 × 237,078.24
  4. Step 4: Simplify right side
    769,647.84x = 273,735,979,220.39
  5. Step 5: Solve for x
    x = 273,735,979,220.39/769,647.84
  6. Step 6: Final answer
    x = 355,663.93

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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.