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Finding the Fourth Proportional to 247,287.00, 370,349.22 and 120,530.02

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Solution

The fourth proportional to 247,287.00, 370,349.22 and 120,530.02 is: 180,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,287.00 : 370,349.22 = 120,530.02 : x
  2. Step 2: Convert to fraction form
    247,287.00/370,349.22 = 120,530.02/x
  3. Step 3: Cross multiply
    247,287.00x = 370,349.22 × 120,530.02
  4. Step 4: Simplify right side
    247,287.00x = 44,638,197,733.51
  5. Step 5: Solve for x
    x = 44,638,197,733.51/247,287.00
  6. Step 6: Final answer
    x = 180,511.70

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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.