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Finding the Fourth Proportional to 336,871.25, 464,854.39 and 191,638.39

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Solution

The fourth proportional to 336,871.25, 464,854.39 and 191,638.39 is: 264,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,871.25 : 464,854.39 = 191,638.39 : x
  2. Step 2: Convert to fraction form
    336,871.25/464,854.39 = 191,638.39/x
  3. Step 3: Cross multiply
    336,871.25x = 464,854.39 × 191,638.39
  4. Step 4: Simplify right side
    336,871.25x = 89,083,947,192.37
  5. Step 5: Solve for x
    x = 89,083,947,192.37/336,871.25
  6. Step 6: Final answer
    x = 264,445.08

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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.