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Finding the Fourth Proportional to 437,901.21, 604,303.29 and 236,697.21

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Solution

The fourth proportional to 437,901.21, 604,303.29 and 236,697.21 is: 326,641.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,901.21 : 604,303.29 = 236,697.21 : x
  2. Step 2: Convert to fraction form
    437,901.21/604,303.29 = 236,697.21/x
  3. Step 3: Cross multiply
    437,901.21x = 604,303.29 × 236,697.21
  4. Step 4: Simplify right side
    437,901.21x = 143,036,902,736.82
  5. Step 5: Solve for x
    x = 143,036,902,736.82/437,901.21
  6. Step 6: Final answer
    x = 326,641.94

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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.