Home / 725,783.36-1,001,524.30-403,473.83

Finding the Fourth Proportional to 725,783.36, 1,001,524.30 and 403,473.83

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Solution

The fourth proportional to 725,783.36, 1,001,524.30 and 403,473.83 is: 556,762.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,783.36 : 1,001,524.30 = 403,473.83 : x
  2. Step 2: Convert to fraction form
    725,783.36/1,001,524.30 = 403,473.83/x
  3. Step 3: Cross multiply
    725,783.36x = 1,001,524.30 × 403,473.83
  4. Step 4: Simplify right side
    725,783.36x = 404,088,839,142.76
  5. Step 5: Solve for x
    x = 404,088,839,142.76/725,783.36
  6. Step 6: Final answer
    x = 556,762.34

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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.