Home / 889,227.72-1,227,289.32-526,855.59

Finding the Fourth Proportional to 889,227.72, 1,227,289.32 and 526,855.59

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Solution

The fourth proportional to 889,227.72, 1,227,289.32 and 526,855.59 is: 727,152.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,227.72 : 1,227,289.32 = 526,855.59 : x
  2. Step 2: Convert to fraction form
    889,227.72/1,227,289.32 = 526,855.59/x
  3. Step 3: Cross multiply
    889,227.72x = 1,227,289.32 × 526,855.59
  4. Step 4: Simplify right side
    889,227.72x = 646,604,238,789.30
  5. Step 5: Solve for x
    x = 646,604,238,789.30/889,227.72
  6. Step 6: Final answer
    x = 727,152.59

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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.