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Finding the Fourth Proportional to 437,069.59, 603,174.63 and 243,477.06

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Solution

The fourth proportional to 437,069.59, 603,174.63 and 243,477.06 is: 336,008.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,069.59 : 603,174.63 = 243,477.06 : x
  2. Step 2: Convert to fraction form
    437,069.59/603,174.63 = 243,477.06/x
  3. Step 3: Cross multiply
    437,069.59x = 603,174.63 × 243,477.06
  4. Step 4: Simplify right side
    437,069.59x = 146,859,185,578.99
  5. Step 5: Solve for x
    x = 146,859,185,578.99/437,069.59
  6. Step 6: Final answer
    x = 336,008.71

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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.