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Finding the Fourth Proportional to 233,999.52, 322,897.60 and 143,314.08

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Solution

The fourth proportional to 233,999.52, 322,897.60 and 143,314.08 is: 197,760.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,999.52 : 322,897.60 = 143,314.08 : x
  2. Step 2: Convert to fraction form
    233,999.52/322,897.60 = 143,314.08/x
  3. Step 3: Cross multiply
    233,999.52x = 322,897.60 × 143,314.08
  4. Step 4: Simplify right side
    233,999.52x = 46,275,772,478.21
  5. Step 5: Solve for x
    x = 46,275,772,478.21/233,999.52
  6. Step 6: Final answer
    x = 197,760.12

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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.