Home / 571,293.36-856,345.68-191,932.56

Finding the Fourth Proportional to 571,293.36, 856,345.68 and 191,932.56

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Solution

The fourth proportional to 571,293.36, 856,345.68 and 191,932.56 is: 287,699.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,293.36 : 856,345.68 = 191,932.56 : x
  2. Step 2: Convert to fraction form
    571,293.36/856,345.68 = 191,932.56/x
  3. Step 3: Cross multiply
    571,293.36x = 856,345.68 × 191,932.56
  4. Step 4: Simplify right side
    571,293.36x = 164,360,618,607.34
  5. Step 5: Solve for x
    x = 164,360,618,607.34/571,293.36
  6. Step 6: Final answer
    x = 287,699.16

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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.