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Finding the Fourth Proportional to 397,670.61, 597,502.37 and 373,755.76

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Solution

The fourth proportional to 397,670.61, 597,502.37 and 373,755.76 is: 561,570.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,670.61 : 597,502.37 = 373,755.76 : x
  2. Step 2: Convert to fraction form
    397,670.61/597,502.37 = 373,755.76/x
  3. Step 3: Cross multiply
    397,670.61x = 597,502.37 × 373,755.76
  4. Step 4: Simplify right side
    397,670.61x = 223,319,950,532.37
  5. Step 5: Solve for x
    x = 223,319,950,532.37/397,670.61
  6. Step 6: Final answer
    x = 561,570.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.