Home / 762,704.58-1,052,532.48-423,172.02

Finding the Fourth Proportional to 762,704.58, 1,052,532.48 and 423,172.02

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Solution

The fourth proportional to 762,704.58, 1,052,532.48 and 423,172.02 is: 583,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,704.58 : 1,052,532.48 = 423,172.02 : x
  2. Step 2: Convert to fraction form
    762,704.58/1,052,532.48 = 423,172.02/x
  3. Step 3: Cross multiply
    762,704.58x = 1,052,532.48 × 423,172.02
  4. Step 4: Simplify right side
    762,704.58x = 445,402,295,677.21
  5. Step 5: Solve for x
    x = 445,402,295,677.21/762,704.58
  6. Step 6: Final answer
    x = 583,977.48

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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.