Home / 702,748.48-1,052,800.08-347,346.40

Finding the Fourth Proportional to 702,748.48, 1,052,800.08 and 347,346.40

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Solution

The fourth proportional to 702,748.48, 1,052,800.08 and 347,346.40 is: 520,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,748.48 : 1,052,800.08 = 347,346.40 : x
  2. Step 2: Convert to fraction form
    702,748.48/1,052,800.08 = 347,346.40/x
  3. Step 3: Cross multiply
    702,748.48x = 1,052,800.08 × 347,346.40
  4. Step 4: Simplify right side
    702,748.48x = 365,686,317,707.71
  5. Step 5: Solve for x
    x = 365,686,317,707.71/702,748.48
  6. Step 6: Final answer
    x = 520,365.86

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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.