Home / 758,026.62-1,137,634.23-528,831.78

Finding the Fourth Proportional to 758,026.62, 1,137,634.23 and 528,831.78

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Solution

The fourth proportional to 758,026.62, 1,137,634.23 and 528,831.78 is: 793,662.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,026.62 : 1,137,634.23 = 528,831.78 : x
  2. Step 2: Convert to fraction form
    758,026.62/1,137,634.23 = 528,831.78/x
  3. Step 3: Cross multiply
    758,026.62x = 1,137,634.23 × 528,831.78
  4. Step 4: Simplify right side
    758,026.62x = 601,617,134,839.83
  5. Step 5: Solve for x
    x = 601,617,134,839.83/758,026.62
  6. Step 6: Final answer
    x = 793,662.28

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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.