Home / 1,141,550.48-1,575,351.24-688,754

Finding the Fourth Proportional to 1,141,550.48, 1,575,351.24 and 688,754

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Solution

The fourth proportional to 1,141,550.48, 1,575,351.24 and 688,754 is: 950,487.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,550.48 : 1,575,351.24 = 688,754 : x
  2. Step 2: Convert to fraction form
    1,141,550.48/1,575,351.24 = 688,754/x
  3. Step 3: Cross multiply
    1,141,550.48x = 1,575,351.24 × 688,754
  4. Step 4: Simplify right side
    1,141,550.48x = 1,085,029,467,954.96
  5. Step 5: Solve for x
    x = 1,085,029,467,954.96/1,141,550.48
  6. Step 6: Final answer
    x = 950,487.51

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.