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Finding the Fourth Proportional to 308,233.60, 462,058.80 and 181,970.80

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Solution

The fourth proportional to 308,233.60, 462,058.80 and 181,970.80 is: 272,784.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,233.60 : 462,058.80 = 181,970.80 : x
  2. Step 2: Convert to fraction form
    308,233.60/462,058.80 = 181,970.80/x
  3. Step 3: Cross multiply
    308,233.60x = 462,058.80 × 181,970.80
  4. Step 4: Simplify right side
    308,233.60x = 84,081,209,483.04
  5. Step 5: Solve for x
    x = 84,081,209,483.04/308,233.60
  6. Step 6: Final answer
    x = 272,784.05

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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.