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Finding the Fourth Proportional to 330,598.52, 456,194.06 and 185,410.19

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Solution

The fourth proportional to 330,598.52, 456,194.06 and 185,410.19 is: 255,848.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,598.52 : 456,194.06 = 185,410.19 : x
  2. Step 2: Convert to fraction form
    330,598.52/456,194.06 = 185,410.19/x
  3. Step 3: Cross multiply
    330,598.52x = 456,194.06 × 185,410.19
  4. Step 4: Simplify right side
    330,598.52x = 84,583,027,341.47
  5. Step 5: Solve for x
    x = 84,583,027,341.47/330,598.52
  6. Step 6: Final answer
    x = 255,848.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.