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Finding the Fourth Proportional to 505,850.01, 698,218.47 and 333,893.49

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Solution

The fourth proportional to 505,850.01, 698,218.47 and 333,893.49 is: 460,869.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,850.01 : 698,218.47 = 333,893.49 : x
  2. Step 2: Convert to fraction form
    505,850.01/698,218.47 = 333,893.49/x
  3. Step 3: Cross multiply
    505,850.01x = 698,218.47 × 333,893.49
  4. Step 4: Simplify right side
    505,850.01x = 233,130,601,730.76
  5. Step 5: Solve for x
    x = 233,130,601,730.76/505,850.01
  6. Step 6: Final answer
    x = 460,869.03

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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.