Home / 762,675.58-1,052,492.43-423,143.02

Finding the Fourth Proportional to 762,675.58, 1,052,492.43 and 423,143.02

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Solution

The fourth proportional to 762,675.58, 1,052,492.43 and 423,143.02 is: 583,937.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,675.58 : 1,052,492.43 = 423,143.02 : x
  2. Step 2: Convert to fraction form
    762,675.58/1,052,492.43 = 423,143.02/x
  3. Step 3: Cross multiply
    762,675.58x = 1,052,492.43 × 423,143.02
  4. Step 4: Simplify right side
    762,675.58x = 445,354,825,357.34
  5. Step 5: Solve for x
    x = 445,354,825,357.34/762,675.58
  6. Step 6: Final answer
    x = 583,937.44

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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.