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Finding the Fourth Proportional to 599,230.40, 898,975.20 and 199,803.20

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Solution

The fourth proportional to 599,230.40, 898,975.20 and 199,803.20 is: 299,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,230.40 : 898,975.20 = 199,803.20 : x
  2. Step 2: Convert to fraction form
    599,230.40/898,975.20 = 199,803.20/x
  3. Step 3: Cross multiply
    599,230.40x = 898,975.20 × 199,803.20
  4. Step 4: Simplify right side
    599,230.40x = 179,618,121,680.64
  5. Step 5: Solve for x
    x = 179,618,121,680.64/599,230.40
  6. Step 6: Final answer
    x = 299,748.01

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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.