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Finding the Fourth Proportional to 233,661.53, 322,469.93 and 130,302.72

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Solution

The fourth proportional to 233,661.53, 322,469.93 and 130,302.72 is: 179,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,661.53 : 322,469.93 = 130,302.72 : x
  2. Step 2: Convert to fraction form
    233,661.53/322,469.93 = 130,302.72/x
  3. Step 3: Cross multiply
    233,661.53x = 322,469.93 × 130,302.72
  4. Step 4: Simplify right side
    233,661.53x = 42,018,709,322.97
  5. Step 5: Solve for x
    x = 42,018,709,322.97/233,661.53
  6. Step 6: Final answer
    x = 179,827.24

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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.