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Finding the Fourth Proportional to 576,574.59, 864,571.53 and 192,187.32

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Solution

The fourth proportional to 576,574.59, 864,571.53 and 192,187.32 is: 288,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,574.59 : 864,571.53 = 192,187.32 : x
  2. Step 2: Convert to fraction form
    576,574.59/864,571.53 = 192,187.32/x
  3. Step 3: Cross multiply
    576,574.59x = 864,571.53 × 192,187.32
  4. Step 4: Simplify right side
    576,574.59x = 166,159,685,299.00
  5. Step 5: Solve for x
    x = 166,159,685,299.00/576,574.59
  6. Step 6: Final answer
    x = 288,184.20

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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.