Home / 706,243.70-1,059,365.55-401,813.30

Finding the Fourth Proportional to 706,243.70, 1,059,365.55 and 401,813.30

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Solution

The fourth proportional to 706,243.70, 1,059,365.55 and 401,813.30 is: 602,719.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,243.70 : 1,059,365.55 = 401,813.30 : x
  2. Step 2: Convert to fraction form
    706,243.70/1,059,365.55 = 401,813.30/x
  3. Step 3: Cross multiply
    706,243.70x = 1,059,365.55 × 401,813.30
  4. Step 4: Simplify right side
    706,243.70x = 425,667,167,551.82
  5. Step 5: Solve for x
    x = 425,667,167,551.82/706,243.70
  6. Step 6: Final answer
    x = 602,719.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.