Home / 889,263.72-1,227,184.65-481,364.31

Finding the Fourth Proportional to 889,263.72, 1,227,184.65 and 481,364.31

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Solution

The fourth proportional to 889,263.72, 1,227,184.65 and 481,364.31 is: 664,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,263.72 : 1,227,184.65 = 481,364.31 : x
  2. Step 2: Convert to fraction form
    889,263.72/1,227,184.65 = 481,364.31/x
  3. Step 3: Cross multiply
    889,263.72x = 1,227,184.65 × 481,364.31
  4. Step 4: Simplify right side
    889,263.72x = 590,722,892,289.84
  5. Step 5: Solve for x
    x = 590,722,892,289.84/889,263.72
  6. Step 6: Final answer
    x = 664,283.14

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1.5x scale

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.