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Finding the Fourth Proportional to 437,596.72, 604,085.08 and 256,283.44

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Solution

The fourth proportional to 437,596.72, 604,085.08 and 256,283.44 is: 353,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,596.72 : 604,085.08 = 256,283.44 : x
  2. Step 2: Convert to fraction form
    437,596.72/604,085.08 = 256,283.44/x
  3. Step 3: Cross multiply
    437,596.72x = 604,085.08 × 256,283.44
  4. Step 4: Simplify right side
    437,596.72x = 154,817,002,355.08
  5. Step 5: Solve for x
    x = 154,817,002,355.08/437,596.72
  6. Step 6: Final answer
    x = 353,789.22

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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.