Home / 923,301.82-1,384,470.30-417,621.22

Finding the Fourth Proportional to 923,301.82, 1,384,470.30 and 417,621.22

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Solution

The fourth proportional to 923,301.82, 1,384,470.30 and 417,621.22 is: 626,213.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,301.82 : 1,384,470.30 = 417,621.22 : x
  2. Step 2: Convert to fraction form
    923,301.82/1,384,470.30 = 417,621.22/x
  3. Step 3: Cross multiply
    923,301.82x = 1,384,470.30 × 417,621.22
  4. Step 4: Simplify right side
    923,301.82x = 578,184,175,739.77
  5. Step 5: Solve for x
    x = 578,184,175,739.77/923,301.82
  6. Step 6: Final answer
    x = 626,213.62

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1.5x scale

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.