Home / 607,500.90-911,251.35-186,722.10

Finding the Fourth Proportional to 607,500.90, 911,251.35 and 186,722.10

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Solution

The fourth proportional to 607,500.90, 911,251.35 and 186,722.10 is: 280,083.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,500.90 : 911,251.35 = 186,722.10 : x
  2. Step 2: Convert to fraction form
    607,500.90/911,251.35 = 186,722.10/x
  3. Step 3: Cross multiply
    607,500.90x = 911,251.35 × 186,722.10
  4. Step 4: Simplify right side
    607,500.90x = 170,150,765,699.84
  5. Step 5: Solve for x
    x = 170,150,765,699.84/607,500.90
  6. Step 6: Final answer
    x = 280,083.15

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1.5x scale

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.