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Finding the Fourth Proportional to 536,887.79, 740,905.63 and 295,174.48

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Solution

The fourth proportional to 536,887.79, 740,905.63 and 295,174.48 is: 407,341.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,887.79 : 740,905.63 = 295,174.48 : x
  2. Step 2: Convert to fraction form
    536,887.79/740,905.63 = 295,174.48/x
  3. Step 3: Cross multiply
    536,887.79x = 740,905.63 × 295,174.48
  4. Step 4: Simplify right side
    536,887.79x = 218,696,431,474.12
  5. Step 5: Solve for x
    x = 218,696,431,474.12/536,887.79
  6. Step 6: Final answer
    x = 407,341.04

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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.