Home / 903,831.03-1,247,397.44-521,857.17

Finding the Fourth Proportional to 903,831.03, 1,247,397.44 and 521,857.17

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Solution

The fourth proportional to 903,831.03, 1,247,397.44 and 521,857.17 is: 720,226.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,831.03 : 1,247,397.44 = 521,857.17 : x
  2. Step 2: Convert to fraction form
    903,831.03/1,247,397.44 = 521,857.17/x
  3. Step 3: Cross multiply
    903,831.03x = 1,247,397.44 × 521,857.17
  4. Step 4: Simplify right side
    903,831.03x = 650,963,295,294.36
  5. Step 5: Solve for x
    x = 650,963,295,294.36/903,831.03
  6. Step 6: Final answer
    x = 720,226.76

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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.