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Finding the Fourth Proportional to 417,603.96, 576,280.44 and 233,843.04

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Solution

The fourth proportional to 417,603.96, 576,280.44 and 233,843.04 is: 322,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,603.96 : 576,280.44 = 233,843.04 : x
  2. Step 2: Convert to fraction form
    417,603.96/576,280.44 = 233,843.04/x
  3. Step 3: Cross multiply
    417,603.96x = 576,280.44 × 233,843.04
  4. Step 4: Simplify right side
    417,603.96x = 134,759,169,982.14
  5. Step 5: Solve for x
    x = 134,759,169,982.14/417,603.96
  6. Step 6: Final answer
    x = 322,696.10

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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.