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Finding the Fourth Proportional to 616,558.07, 922,511.60 and 363,975.98

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Solution

The fourth proportional to 616,558.07, 922,511.60 and 363,975.98 is: 544,591.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,558.07 : 922,511.60 = 363,975.98 : x
  2. Step 2: Convert to fraction form
    616,558.07/922,511.60 = 363,975.98/x
  3. Step 3: Cross multiply
    616,558.07x = 922,511.60 × 363,975.98
  4. Step 4: Simplify right side
    616,558.07x = 335,772,058,603.84
  5. Step 5: Solve for x
    x = 335,772,058,603.84/616,558.07
  6. Step 6: Final answer
    x = 544,591.13

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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.