Home / 519,935.04-779,999.52-164,853.60

Finding the Fourth Proportional to 519,935.04, 779,999.52 and 164,853.60

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Solution

The fourth proportional to 519,935.04, 779,999.52 and 164,853.60 is: 247,311.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,935.04 : 779,999.52 = 164,853.60 : x
  2. Step 2: Convert to fraction form
    519,935.04/779,999.52 = 164,853.60/x
  3. Step 3: Cross multiply
    519,935.04x = 779,999.52 × 164,853.60
  4. Step 4: Simplify right side
    519,935.04x = 128,585,728,870.27
  5. Step 5: Solve for x
    x = 128,585,728,870.27/519,935.04
  6. Step 6: Final answer
    x = 247,311.14

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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.