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Finding the Fourth Proportional to 536,236.92, 740,015.64 and 294,541.56

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Solution

The fourth proportional to 536,236.92, 740,015.64 and 294,541.56 is: 406,472.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,236.92 : 740,015.64 = 294,541.56 : x
  2. Step 2: Convert to fraction form
    536,236.92/740,015.64 = 294,541.56/x
  3. Step 3: Cross multiply
    536,236.92x = 740,015.64 × 294,541.56
  4. Step 4: Simplify right side
    536,236.92x = 217,965,361,030.00
  5. Step 5: Solve for x
    x = 217,965,361,030.00/536,236.92
  6. Step 6: Final answer
    x = 406,472.13

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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.