Home / 702,749.48-1,052,801.58-347,347.40

Finding the Fourth Proportional to 702,749.48, 1,052,801.58 and 347,347.40

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Solution

The fourth proportional to 702,749.48, 1,052,801.58 and 347,347.40 is: 520,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,749.48 : 1,052,801.58 = 347,347.40 : x
  2. Step 2: Convert to fraction form
    702,749.48/1,052,801.58 = 347,347.40/x
  3. Step 3: Cross multiply
    702,749.48x = 1,052,801.58 × 347,347.40
  4. Step 4: Simplify right side
    702,749.48x = 365,687,891,528.89
  5. Step 5: Solve for x
    x = 365,687,891,528.89/702,749.48
  6. Step 6: Final answer
    x = 520,367.36

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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.