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Finding the Fourth Proportional to 306,010.08, 458,894.89 and 103,550.44

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Solution

The fourth proportional to 306,010.08, 458,894.89 and 103,550.44 is: 155,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,010.08 : 458,894.89 = 103,550.44 : x
  2. Step 2: Convert to fraction form
    306,010.08/458,894.89 = 103,550.44/x
  3. Step 3: Cross multiply
    306,010.08x = 458,894.89 × 103,550.44
  4. Step 4: Simplify right side
    306,010.08x = 47,518,767,773.25
  5. Step 5: Solve for x
    x = 47,518,767,773.25/306,010.08
  6. Step 6: Final answer
    x = 155,284.98

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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.