Home / 610,674.49-842,831.67-338,829.85

Finding the Fourth Proportional to 610,674.49, 842,831.67 and 338,829.85

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Solution

The fourth proportional to 610,674.49, 842,831.67 and 338,829.85 is: 467,641.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,674.49 : 842,831.67 = 338,829.85 : x
  2. Step 2: Convert to fraction form
    610,674.49/842,831.67 = 338,829.85/x
  3. Step 3: Cross multiply
    610,674.49x = 842,831.67 × 338,829.85
  4. Step 4: Simplify right side
    610,674.49x = 285,576,528,321.35
  5. Step 5: Solve for x
    x = 285,576,528,321.35/610,674.49
  6. Step 6: Final answer
    x = 467,641.16

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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.