Home / 571,035.75-856,567.41-191,961.42

Finding the Fourth Proportional to 571,035.75, 856,567.41 and 191,961.42

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Solution

The fourth proportional to 571,035.75, 856,567.41 and 191,961.42 is: 287,946.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,035.75 : 856,567.41 = 191,961.42 : x
  2. Step 2: Convert to fraction form
    571,035.75/856,567.41 = 191,961.42/x
  3. Step 3: Cross multiply
    571,035.75x = 856,567.41 × 191,961.42
  4. Step 4: Simplify right side
    571,035.75x = 164,427,896,349.32
  5. Step 5: Solve for x
    x = 164,427,896,349.32/571,035.75
  6. Step 6: Final answer
    x = 287,946.76

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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.