Home / 908,305.80-1,362,458.70-624,870.60

Finding the Fourth Proportional to 908,305.80, 1,362,458.70 and 624,870.60

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Solution

The fourth proportional to 908,305.80, 1,362,458.70 and 624,870.60 is: 937,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,305.80 : 1,362,458.70 = 624,870.60 : x
  2. Step 2: Convert to fraction form
    908,305.80/1,362,458.70 = 624,870.60/x
  3. Step 3: Cross multiply
    908,305.80x = 1,362,458.70 × 624,870.60
  4. Step 4: Simplify right side
    908,305.80x = 851,360,385,344.22
  5. Step 5: Solve for x
    x = 851,360,385,344.22/908,305.80
  6. Step 6: Final answer
    x = 937,305.90

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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.