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Finding the Fourth Proportional to 601,984.56, 830,621.71 and 356,924.04

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Solution

The fourth proportional to 601,984.56, 830,621.71 and 356,924.04 is: 492,485.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,984.56 : 830,621.71 = 356,924.04 : x
  2. Step 2: Convert to fraction form
    601,984.56/830,621.71 = 356,924.04/x
  3. Step 3: Cross multiply
    601,984.56x = 830,621.71 × 356,924.04
  4. Step 4: Simplify right side
    601,984.56x = 296,468,853,274.31
  5. Step 5: Solve for x
    x = 296,468,853,274.31/601,984.56
  6. Step 6: Final answer
    x = 492,485.81

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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.