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Finding the Fourth Proportional to 536,610.59, 740,486.81 and 294,887.96

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Solution

The fourth proportional to 536,610.59, 740,486.81 and 294,887.96 is: 406,925.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,610.59 : 740,486.81 = 294,887.96 : x
  2. Step 2: Convert to fraction form
    536,610.59/740,486.81 = 294,887.96/x
  3. Step 3: Cross multiply
    536,610.59x = 740,486.81 × 294,887.96
  4. Step 4: Simplify right side
    536,610.59x = 218,360,644,807.81
  5. Step 5: Solve for x
    x = 218,360,644,807.81/536,610.59
  6. Step 6: Final answer
    x = 406,925.71

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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.