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Finding the Fourth Proportional to 599,367.20, 899,050.80 and 571,719.20

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Solution

The fourth proportional to 599,367.20, 899,050.80 and 571,719.20 is: 857,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,367.20 : 899,050.80 = 571,719.20 : x
  2. Step 2: Convert to fraction form
    599,367.20/899,050.80 = 571,719.20/x
  3. Step 3: Cross multiply
    599,367.20x = 899,050.80 × 571,719.20
  4. Step 4: Simplify right side
    599,367.20x = 514,004,604,135.36
  5. Step 5: Solve for x
    x = 514,004,604,135.36/599,367.20
  6. Step 6: Final answer
    x = 857,578.80

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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.