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Finding the Fourth Proportional to 310,368.15, 465,606.90 and 110,804.40

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Solution

The fourth proportional to 310,368.15, 465,606.90 and 110,804.40 is: 166,226.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,368.15 : 465,606.90 = 110,804.40 : x
  2. Step 2: Convert to fraction form
    310,368.15/465,606.90 = 110,804.40/x
  3. Step 3: Cross multiply
    310,368.15x = 465,606.90 × 110,804.40
  4. Step 4: Simplify right side
    310,368.15x = 51,591,293,190.36
  5. Step 5: Solve for x
    x = 51,591,293,190.36/310,368.15
  6. Step 6: Final answer
    x = 166,226.12

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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.