Home / 808,823.60-1,213,235.40-622,199.60

Finding the Fourth Proportional to 808,823.60, 1,213,235.40 and 622,199.60

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Solution

The fourth proportional to 808,823.60, 1,213,235.40 and 622,199.60 is: 933,299.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,823.60 : 1,213,235.40 = 622,199.60 : x
  2. Step 2: Convert to fraction form
    808,823.60/1,213,235.40 = 622,199.60/x
  3. Step 3: Cross multiply
    808,823.60x = 1,213,235.40 × 622,199.60
  4. Step 4: Simplify right side
    808,823.60x = 754,874,580,585.84
  5. Step 5: Solve for x
    x = 754,874,580,585.84/808,823.60
  6. Step 6: Final answer
    x = 933,299.40

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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.