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Finding the Fourth Proportional to 437,699.72, 604,025.62 and 236,495.72

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Solution

The fourth proportional to 437,699.72, 604,025.62 and 236,495.72 is: 326,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,699.72 : 604,025.62 = 236,495.72 : x
  2. Step 2: Convert to fraction form
    437,699.72/604,025.62 = 236,495.72/x
  3. Step 3: Cross multiply
    437,699.72x = 604,025.62 × 236,495.72
  4. Step 4: Simplify right side
    437,699.72x = 142,849,474,819.17
  5. Step 5: Solve for x
    x = 142,849,474,819.17/437,699.72
  6. Step 6: Final answer
    x = 326,364.10

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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.