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Finding the Fourth Proportional to 466,300.51, 643,494.74 and 265,096.51

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Solution

The fourth proportional to 466,300.51, 643,494.74 and 265,096.51 is: 365,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,300.51 : 643,494.74 = 265,096.51 : x
  2. Step 2: Convert to fraction form
    466,300.51/643,494.74 = 265,096.51/x
  3. Step 3: Cross multiply
    466,300.51x = 643,494.74 × 265,096.51
  4. Step 4: Simplify right side
    466,300.51x = 170,588,208,451.88
  5. Step 5: Solve for x
    x = 170,588,208,451.88/466,300.51
  6. Step 6: Final answer
    x = 365,833.20

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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.