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Finding the Fourth Proportional to 233,886.72, 322,763.04 and 133,285.44

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Solution

The fourth proportional to 233,886.72, 322,763.04 and 133,285.44 is: 183,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,886.72 : 322,763.04 = 133,285.44 : x
  2. Step 2: Convert to fraction form
    233,886.72/322,763.04 = 133,285.44/x
  3. Step 3: Cross multiply
    233,886.72x = 322,763.04 × 133,285.44
  4. Step 4: Simplify right side
    233,886.72x = 43,019,613,802.14
  5. Step 5: Solve for x
    x = 43,019,613,802.14/233,886.72
  6. Step 6: Final answer
    x = 183,933.55

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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.