Home / 866,111.92-1,299,014.64-235,074.88

Finding the Fourth Proportional to 866,111.92, 1,299,014.64 and 235,074.88

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Solution

The fourth proportional to 866,111.92, 1,299,014.64 and 235,074.88 is: 352,570.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,111.92 : 1,299,014.64 = 235,074.88 : x
  2. Step 2: Convert to fraction form
    866,111.92/1,299,014.64 = 235,074.88/x
  3. Step 3: Cross multiply
    866,111.92x = 1,299,014.64 × 235,074.88
  4. Step 4: Simplify right side
    866,111.92x = 305,365,710,616.24
  5. Step 5: Solve for x
    x = 305,365,710,616.24/866,111.92
  6. Step 6: Final answer
    x = 352,570.73

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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.