Home / 526,725.09-726,875.16-285,002.33

Finding the Fourth Proportional to 526,725.09, 726,875.16 and 285,002.33

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Solution

The fourth proportional to 526,725.09, 726,875.16 and 285,002.33 is: 393,300.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,725.09 : 726,875.16 = 285,002.33 : x
  2. Step 2: Convert to fraction form
    526,725.09/726,875.16 = 285,002.33/x
  3. Step 3: Cross multiply
    526,725.09x = 726,875.16 × 285,002.33
  4. Step 4: Simplify right side
    526,725.09x = 207,161,110,584.75
  5. Step 5: Solve for x
    x = 207,161,110,584.75/526,725.09
  6. Step 6: Final answer
    x = 393,300.25

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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.