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Finding the Fourth Proportional to 194,406.19, 291,609.29 and 46,662.19

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Solution

The fourth proportional to 194,406.19, 291,609.29 and 46,662.19 is: 69,993.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,406.19 : 291,609.29 = 46,662.19 : x
  2. Step 2: Convert to fraction form
    194,406.19/291,609.29 = 46,662.19/x
  3. Step 3: Cross multiply
    194,406.19x = 291,609.29 × 46,662.19
  4. Step 4: Simplify right side
    194,406.19x = 13,607,127,133.41
  5. Step 5: Solve for x
    x = 13,607,127,133.41/194,406.19
  6. Step 6: Final answer
    x = 69,993.28

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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.