Home / 607,638.16-911,556.06-186,914.44

Finding the Fourth Proportional to 607,638.16, 911,556.06 and 186,914.44

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Solution

The fourth proportional to 607,638.16, 911,556.06 and 186,914.44 is: 280,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,638.16 : 911,556.06 = 186,914.44 : x
  2. Step 2: Convert to fraction form
    607,638.16/911,556.06 = 186,914.44/x
  3. Step 3: Cross multiply
    607,638.16x = 911,556.06 × 186,914.44
  4. Step 4: Simplify right side
    607,638.16x = 170,382,990,483.51
  5. Step 5: Solve for x
    x = 170,382,990,483.51/607,638.16
  6. Step 6: Final answer
    x = 280,402.06

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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.