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Finding the Fourth Proportional to 431,237.66, 595,111.86 and 237,652.31

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Solution

The fourth proportional to 431,237.66, 595,111.86 and 237,652.31 is: 327,962.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,237.66 : 595,111.86 = 237,652.31 : x
  2. Step 2: Convert to fraction form
    431,237.66/595,111.86 = 237,652.31/x
  3. Step 3: Cross multiply
    431,237.66x = 595,111.86 × 237,652.31
  4. Step 4: Simplify right side
    431,237.66x = 141,429,709,725.18
  5. Step 5: Solve for x
    x = 141,429,709,725.18/431,237.66
  6. Step 6: Final answer
    x = 327,962.34

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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.