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Finding the Fourth Proportional to 544,048.56, 750,739.20 and 302,315.80

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Solution

The fourth proportional to 544,048.56, 750,739.20 and 302,315.80 is: 417,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,048.56 : 750,739.20 = 302,315.80 : x
  2. Step 2: Convert to fraction form
    544,048.56/750,739.20 = 302,315.80/x
  3. Step 3: Cross multiply
    544,048.56x = 750,739.20 × 302,315.80
  4. Step 4: Simplify right side
    544,048.56x = 226,960,321,839.36
  5. Step 5: Solve for x
    x = 226,960,321,839.36/544,048.56
  6. Step 6: Final answer
    x = 417,169.24

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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.