Home / 885,277.56-1,221,777.66-541,315.08

Finding the Fourth Proportional to 885,277.56, 1,221,777.66 and 541,315.08

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Solution

The fourth proportional to 885,277.56, 1,221,777.66 and 541,315.08 is: 747,072.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,277.56 : 1,221,777.66 = 541,315.08 : x
  2. Step 2: Convert to fraction form
    885,277.56/1,221,777.66 = 541,315.08/x
  3. Step 3: Cross multiply
    885,277.56x = 1,221,777.66 × 541,315.08
  4. Step 4: Simplify right side
    885,277.56x = 661,366,671,765.11
  5. Step 5: Solve for x
    x = 661,366,671,765.11/885,277.56
  6. Step 6: Final answer
    x = 747,072.67

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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.