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Finding the Fourth Proportional to 604,413.46, 834,118.86 and 349,715.44

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Solution

The fourth proportional to 604,413.46, 834,118.86 and 349,715.44 is: 482,623.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,413.46 : 834,118.86 = 349,715.44 : x
  2. Step 2: Convert to fraction form
    604,413.46/834,118.86 = 349,715.44/x
  3. Step 3: Cross multiply
    604,413.46x = 834,118.86 × 349,715.44
  4. Step 4: Simplify right side
    604,413.46x = 291,704,244,137.20
  5. Step 5: Solve for x
    x = 291,704,244,137.20/604,413.46
  6. Step 6: Final answer
    x = 482,623.67

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1.5x scale

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.