Home / 607,936.39-838,926.12-335,990.23

Finding the Fourth Proportional to 607,936.39, 838,926.12 and 335,990.23

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Solution

The fourth proportional to 607,936.39, 838,926.12 and 335,990.23 is: 463,652.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,936.39 : 838,926.12 = 335,990.23 : x
  2. Step 2: Convert to fraction form
    607,936.39/838,926.12 = 335,990.23/x
  3. Step 3: Cross multiply
    607,936.39x = 838,926.12 × 335,990.23
  4. Step 4: Simplify right side
    607,936.39x = 281,870,980,011.81
  5. Step 5: Solve for x
    x = 281,870,980,011.81/607,936.39
  6. Step 6: Final answer
    x = 463,652.09

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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.