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Finding the Fourth Proportional to 544,963.77, 751,623.98 and 354,038.67

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Solution

The fourth proportional to 544,963.77, 751,623.98 and 354,038.67 is: 488,296.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,963.77 : 751,623.98 = 354,038.67 : x
  2. Step 2: Convert to fraction form
    544,963.77/751,623.98 = 354,038.67/x
  3. Step 3: Cross multiply
    544,963.77x = 751,623.98 × 354,038.67
  4. Step 4: Simplify right side
    544,963.77x = 266,103,952,449.11
  5. Step 5: Solve for x
    x = 266,103,952,449.11/544,963.77
  6. Step 6: Final answer
    x = 488,296.59

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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.