Home / 929,204.72-1,282,147.08-547,307.54

Finding the Fourth Proportional to 929,204.72, 1,282,147.08 and 547,307.54

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Solution

The fourth proportional to 929,204.72, 1,282,147.08 and 547,307.54 is: 755,192.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,204.72 : 1,282,147.08 = 547,307.54 : x
  2. Step 2: Convert to fraction form
    929,204.72/1,282,147.08 = 547,307.54/x
  3. Step 3: Cross multiply
    929,204.72x = 1,282,147.08 × 547,307.54
  4. Step 4: Simplify right side
    929,204.72x = 701,728,764,272.98
  5. Step 5: Solve for x
    x = 701,728,764,272.98/929,204.72
  6. Step 6: Final answer
    x = 755,192.85

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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.