Home / 526,813.33-727,002.34-285,095.90

Finding the Fourth Proportional to 526,813.33, 727,002.34 and 285,095.90

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Solution

The fourth proportional to 526,813.33, 727,002.34 and 285,095.90 is: 393,432.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,813.33 : 727,002.34 = 285,095.90 : x
  2. Step 2: Convert to fraction form
    526,813.33/727,002.34 = 285,095.90/x
  3. Step 3: Cross multiply
    526,813.33x = 727,002.34 × 285,095.90
  4. Step 4: Simplify right side
    526,813.33x = 207,265,386,424.41
  5. Step 5: Solve for x
    x = 207,265,386,424.41/526,813.33
  6. Step 6: Final answer
    x = 393,432.31

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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.