Home / 414,556.64-621,827.98-186,725.52

Finding the Fourth Proportional to 414,556.64, 621,827.98 and 186,725.52

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Solution

The fourth proportional to 414,556.64, 621,827.98 and 186,725.52 is: 280,085.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,556.64 : 621,827.98 = 186,725.52 : x
  2. Step 2: Convert to fraction form
    414,556.64/621,827.98 = 186,725.52/x
  3. Step 3: Cross multiply
    414,556.64x = 621,827.98 × 186,725.52
  4. Step 4: Simplify right side
    414,556.64x = 116,111,152,916.05
  5. Step 5: Solve for x
    x = 116,111,152,916.05/414,556.64
  6. Step 6: Final answer
    x = 280,085.14

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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.