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Finding the Fourth Proportional to 603,758.86, 832,840.30 and 377,010.70

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Solution

The fourth proportional to 603,758.86, 832,840.30 and 377,010.70 is: 520,058.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,758.86 : 832,840.30 = 377,010.70 : x
  2. Step 2: Convert to fraction form
    603,758.86/832,840.30 = 377,010.70/x
  3. Step 3: Cross multiply
    603,758.86x = 832,840.30 × 377,010.70
  4. Step 4: Simplify right side
    603,758.86x = 313,989,706,239.67
  5. Step 5: Solve for x
    x = 313,989,706,239.67/603,758.86
  6. Step 6: Final answer
    x = 520,058.13

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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.