Home / 937,850.76-1,294,087.86-555,815.88

Finding the Fourth Proportional to 937,850.76, 1,294,087.86 and 555,815.88

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Solution

The fourth proportional to 937,850.76, 1,294,087.86 and 555,815.88 is: 766,939.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,850.76 : 1,294,087.86 = 555,815.88 : x
  2. Step 2: Convert to fraction form
    937,850.76/1,294,087.86 = 555,815.88/x
  3. Step 3: Cross multiply
    937,850.76x = 1,294,087.86 × 555,815.88
  4. Step 4: Simplify right side
    937,850.76x = 719,274,582,703.22
  5. Step 5: Solve for x
    x = 719,274,582,703.22/937,850.76
  6. Step 6: Final answer
    x = 766,939.28

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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.