Home / 839,051.34-1,157,892.83-457,069.92

Finding the Fourth Proportional to 839,051.34, 1,157,892.83 and 457,069.92

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Solution

The fourth proportional to 839,051.34, 1,157,892.83 and 457,069.92 is: 630,757.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,051.34 : 1,157,892.83 = 457,069.92 : x
  2. Step 2: Convert to fraction form
    839,051.34/1,157,892.83 = 457,069.92/x
  3. Step 3: Cross multiply
    839,051.34x = 1,157,892.83 × 457,069.92
  4. Step 4: Simplify right side
    839,051.34x = 529,237,980,891.32
  5. Step 5: Solve for x
    x = 529,237,980,891.32/839,051.34
  6. Step 6: Final answer
    x = 630,757.57

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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.