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Finding the Fourth Proportional to 437,940.98, 604,359.42 and 236,736.98

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Solution

The fourth proportional to 437,940.98, 604,359.42 and 236,736.98 is: 326,697.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,940.98 : 604,359.42 = 236,736.98 : x
  2. Step 2: Convert to fraction form
    437,940.98/604,359.42 = 236,736.98/x
  3. Step 3: Cross multiply
    437,940.98x = 604,359.42 × 236,736.98
  4. Step 4: Simplify right side
    437,940.98x = 143,074,223,925.35
  5. Step 5: Solve for x
    x = 143,074,223,925.35/437,940.98
  6. Step 6: Final answer
    x = 326,697.50

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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.