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Finding the Fourth Proportional to 333,320.44, 459,970.86 and 190,126.84

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Solution

The fourth proportional to 333,320.44, 459,970.86 and 190,126.84 is: 262,368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,320.44 : 459,970.86 = 190,126.84 : x
  2. Step 2: Convert to fraction form
    333,320.44/459,970.86 = 190,126.84/x
  3. Step 3: Cross multiply
    333,320.44x = 459,970.86 × 190,126.84
  4. Step 4: Simplify right side
    333,320.44x = 87,452,806,103.88
  5. Step 5: Solve for x
    x = 87,452,806,103.88/333,320.44
  6. Step 6: Final answer
    x = 262,368.57

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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.