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Finding the Fourth Proportional to 208,763.30, 313,165.44 and 59,004.74

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Solution

The fourth proportional to 208,763.30, 313,165.44 and 59,004.74 is: 88,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,763.30 : 313,165.44 = 59,004.74 : x
  2. Step 2: Convert to fraction form
    208,763.30/313,165.44 = 59,004.74/x
  3. Step 3: Cross multiply
    208,763.30x = 313,165.44 × 59,004.74
  4. Step 4: Simplify right side
    208,763.30x = 18,478,243,798.36
  5. Step 5: Solve for x
    x = 18,478,243,798.36/208,763.30
  6. Step 6: Final answer
    x = 88,512.90

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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.