Home / 786,256.50-1,179,384.75-225,291

Finding the Fourth Proportional to 786,256.50, 1,179,384.75 and 225,291

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Solution

The fourth proportional to 786,256.50, 1,179,384.75 and 225,291 is: 337,936.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,256.50 : 1,179,384.75 = 225,291 : x
  2. Step 2: Convert to fraction form
    786,256.50/1,179,384.75 = 225,291/x
  3. Step 3: Cross multiply
    786,256.50x = 1,179,384.75 × 225,291
  4. Step 4: Simplify right side
    786,256.50x = 265,704,769,712.25
  5. Step 5: Solve for x
    x = 265,704,769,712.25/786,256.50
  6. Step 6: Final answer
    x = 337,936.50

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Double scale
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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.