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Finding the Fourth Proportional to 437,903.22, 604,321.35 and 254,127.56

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Solution

The fourth proportional to 437,903.22, 604,321.35 and 254,127.56 is: 350,704.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,903.22 : 604,321.35 = 254,127.56 : x
  2. Step 2: Convert to fraction form
    437,903.22/604,321.35 = 254,127.56/x
  3. Step 3: Cross multiply
    437,903.22x = 604,321.35 × 254,127.56
  4. Step 4: Simplify right side
    437,903.22x = 153,574,707,109.80
  5. Step 5: Solve for x
    x = 153,574,707,109.80/437,903.22
  6. Step 6: Final answer
    x = 350,704.68

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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.