Home / 872,226.02-1,309,148.63-446,066.39

Finding the Fourth Proportional to 872,226.02, 1,309,148.63 and 446,066.39

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Solution

The fourth proportional to 872,226.02, 1,309,148.63 and 446,066.39 is: 669,513.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,226.02 : 1,309,148.63 = 446,066.39 : x
  2. Step 2: Convert to fraction form
    872,226.02/1,309,148.63 = 446,066.39/x
  3. Step 3: Cross multiply
    872,226.02x = 1,309,148.63 × 446,066.39
  4. Step 4: Simplify right side
    872,226.02x = 583,967,206,072.83
  5. Step 5: Solve for x
    x = 583,967,206,072.83/872,226.02
  6. Step 6: Final answer
    x = 669,513.62

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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.