Home / 492,554.30-738,831.45-118,577.30

Finding the Fourth Proportional to 492,554.30, 738,831.45 and 118,577.30

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Solution

The fourth proportional to 492,554.30, 738,831.45 and 118,577.30 is: 177,865.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,554.30 : 738,831.45 = 118,577.30 : x
  2. Step 2: Convert to fraction form
    492,554.30/738,831.45 = 118,577.30/x
  3. Step 3: Cross multiply
    492,554.30x = 738,831.45 × 118,577.30
  4. Step 4: Simplify right side
    492,554.30x = 87,608,638,496.09
  5. Step 5: Solve for x
    x = 87,608,638,496.09/492,554.30
  6. Step 6: Final answer
    x = 177,865.95

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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.