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Finding the Fourth Proportional to 606,058.50, 909,219 and 232,081.50

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Solution

The fourth proportional to 606,058.50, 909,219 and 232,081.50 is: 348,172.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,058.50 : 909,219 = 232,081.50 : x
  2. Step 2: Convert to fraction form
    606,058.50/909,219 = 232,081.50/x
  3. Step 3: Cross multiply
    606,058.50x = 909,219 × 232,081.50
  4. Step 4: Simplify right side
    606,058.50x = 211,012,909,348.50
  5. Step 5: Solve for x
    x = 211,012,909,348.50/606,058.50
  6. Step 6: Final answer
    x = 348,172.51

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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.