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Finding the Fourth Proportional to 4,602.95, 6,901.91 and 1,640.93

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Solution

The fourth proportional to 4,602.95, 6,901.91 and 1,640.93 is: 2,460.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,602.95 : 6,901.91 = 1,640.93 : x
  2. Step 2: Convert to fraction form
    4,602.95/6,901.91 = 1,640.93/x
  3. Step 3: Cross multiply
    4,602.95x = 6,901.91 × 1,640.93
  4. Step 4: Simplify right side
    4,602.95x = 11,325,572.85
  5. Step 5: Solve for x
    x = 11,325,572.85/4,602.95
  6. Step 6: Final answer
    x = 2,460.50

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1.5x scale

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.