Home / 888,274.96-1,225,744.85-525,635.73

Finding the Fourth Proportional to 888,274.96, 1,225,744.85 and 525,635.73

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Solution

The fourth proportional to 888,274.96, 1,225,744.85 and 525,635.73 is: 725,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,274.96 : 1,225,744.85 = 525,635.73 : x
  2. Step 2: Convert to fraction form
    888,274.96/1,225,744.85 = 525,635.73/x
  3. Step 3: Cross multiply
    888,274.96x = 1,225,744.85 × 525,635.73
  4. Step 4: Simplify right side
    888,274.96x = 644,295,290,337.58
  5. Step 5: Solve for x
    x = 644,295,290,337.58/888,274.96
  6. Step 6: Final answer
    x = 725,333.17

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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.