Home / 762,771.13-1,052,624.16-423,294.01

Finding the Fourth Proportional to 762,771.13, 1,052,624.16 and 423,294.01

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Solution

The fourth proportional to 762,771.13, 1,052,624.16 and 423,294.01 is: 584,145.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,771.13 : 1,052,624.16 = 423,294.01 : x
  2. Step 2: Convert to fraction form
    762,771.13/1,052,624.16 = 423,294.01/x
  3. Step 3: Cross multiply
    762,771.13x = 1,052,624.16 × 423,294.01
  4. Step 4: Simplify right side
    762,771.13x = 445,569,501,709.28
  5. Step 5: Solve for x
    x = 445,569,501,709.28/762,771.13
  6. Step 6: Final answer
    x = 584,145.73

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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.