Home / 747,035.10-1,120,552.65-186,069.60

Finding the Fourth Proportional to 747,035.10, 1,120,552.65 and 186,069.60

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Solution

The fourth proportional to 747,035.10, 1,120,552.65 and 186,069.60 is: 279,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,035.10 : 1,120,552.65 = 186,069.60 : x
  2. Step 2: Convert to fraction form
    747,035.10/1,120,552.65 = 186,069.60/x
  3. Step 3: Cross multiply
    747,035.10x = 1,120,552.65 × 186,069.60
  4. Step 4: Simplify right side
    747,035.10x = 208,500,783,364.44
  5. Step 5: Solve for x
    x = 208,500,783,364.44/747,035.10
  6. Step 6: Final answer
    x = 279,104.40

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Similar ratio
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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.