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Finding the Fourth Proportional to 333,398.98, 459,976.35 and 190,055.44

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Solution

The fourth proportional to 333,398.98, 459,976.35 and 190,055.44 is: 262,211.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,398.98 : 459,976.35 = 190,055.44 : x
  2. Step 2: Convert to fraction form
    333,398.98/459,976.35 = 190,055.44/x
  3. Step 3: Cross multiply
    333,398.98x = 459,976.35 × 190,055.44
  4. Step 4: Simplify right side
    333,398.98x = 87,421,007,588.84
  5. Step 5: Solve for x
    x = 87,421,007,588.84/333,398.98
  6. Step 6: Final answer
    x = 262,211.38

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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.