Home / 456,208.94-684,269.43-140,581.10

Finding the Fourth Proportional to 456,208.94, 684,269.43 and 140,581.10

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Solution

The fourth proportional to 456,208.94, 684,269.43 and 140,581.10 is: 210,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,208.94 : 684,269.43 = 140,581.10 : x
  2. Step 2: Convert to fraction form
    456,208.94/684,269.43 = 140,581.10/x
  3. Step 3: Cross multiply
    456,208.94x = 684,269.43 × 140,581.10
  4. Step 4: Simplify right side
    456,208.94x = 96,195,349,165.77
  5. Step 5: Solve for x
    x = 96,195,349,165.77/456,208.94
  6. Step 6: Final answer
    x = 210,858.10

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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.