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Finding the Fourth Proportional to 377,294.46, 565,277.36 and 354,818.93

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Solution

The fourth proportional to 377,294.46, 565,277.36 and 354,818.93 is: 531,603.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,294.46 : 565,277.36 = 354,818.93 : x
  2. Step 2: Convert to fraction form
    377,294.46/565,277.36 = 354,818.93/x
  3. Step 3: Cross multiply
    377,294.46x = 565,277.36 × 354,818.93
  4. Step 4: Simplify right side
    377,294.46x = 200,571,106,254.33
  5. Step 5: Solve for x
    x = 200,571,106,254.33/377,294.46
  6. Step 6: Final answer
    x = 531,603.64

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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.