Home / 526,816.29-727,006.55-285,098.93

Finding the Fourth Proportional to 526,816.29, 727,006.55 and 285,098.93

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Solution

The fourth proportional to 526,816.29, 727,006.55 and 285,098.93 is: 393,436.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,816.29 : 727,006.55 = 285,098.93 : x
  2. Step 2: Convert to fraction form
    526,816.29/727,006.55 = 285,098.93/x
  3. Step 3: Cross multiply
    526,816.29x = 727,006.55 × 285,098.93
  4. Step 4: Simplify right side
    526,816.29x = 207,268,789,507.99
  5. Step 5: Solve for x
    x = 207,268,789,507.99/526,816.29
  6. Step 6: Final answer
    x = 393,436.56

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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.