Home / 333,145.45-459,740.80-187,982.05

Finding the Fourth Proportional to 333,145.45, 459,740.80 and 187,982.05

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Solution

The fourth proportional to 333,145.45, 459,740.80 and 187,982.05 is: 259,415.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,145.45 : 459,740.80 = 187,982.05 : x
  2. Step 2: Convert to fraction form
    333,145.45/459,740.80 = 187,982.05/x
  3. Step 3: Cross multiply
    333,145.45x = 459,740.80 × 187,982.05
  4. Step 4: Simplify right side
    333,145.45x = 86,423,014,814.03
  5. Step 5: Solve for x
    x = 86,423,014,814.03/333,145.45
  6. Step 6: Final answer
    x = 259,415.26

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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.