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Finding the Fourth Proportional to 336,991.68, 465,048.60 and 186,088.56

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Solution

The fourth proportional to 336,991.68, 465,048.60 and 186,088.56 is: 256,802.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,991.68 : 465,048.60 = 186,088.56 : x
  2. Step 2: Convert to fraction form
    336,991.68/465,048.60 = 186,088.56/x
  3. Step 3: Cross multiply
    336,991.68x = 465,048.60 × 186,088.56
  4. Step 4: Simplify right side
    336,991.68x = 86,540,224,304.02
  5. Step 5: Solve for x
    x = 86,540,224,304.02/336,991.68
  6. Step 6: Final answer
    x = 256,802.26

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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.