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Finding the Fourth Proportional to 540,596.64, 746,001.36 and 298,863.84

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Solution

The fourth proportional to 540,596.64, 746,001.36 and 298,863.84 is: 412,419.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,596.64 : 746,001.36 = 298,863.84 : x
  2. Step 2: Convert to fraction form
    540,596.64/746,001.36 = 298,863.84/x
  3. Step 3: Cross multiply
    540,596.64x = 746,001.36 × 298,863.84
  4. Step 4: Simplify right side
    540,596.64x = 222,952,831,094.82
  5. Step 5: Solve for x
    x = 222,952,831,094.82/540,596.64
  6. Step 6: Final answer
    x = 412,419.93

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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.