Home / 571,227.69-788,114.09-329,477.85

Finding the Fourth Proportional to 571,227.69, 788,114.09 and 329,477.85

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Solution

The fourth proportional to 571,227.69, 788,114.09 and 329,477.85 is: 454,575.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,227.69 : 788,114.09 = 329,477.85 : x
  2. Step 2: Convert to fraction form
    571,227.69/788,114.09 = 329,477.85/x
  3. Step 3: Cross multiply
    571,227.69x = 788,114.09 × 329,477.85
  4. Step 4: Simplify right side
    571,227.69x = 259,666,134,280.52
  5. Step 5: Solve for x
    x = 259,666,134,280.52/571,227.69
  6. Step 6: Final answer
    x = 454,575.54

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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.