Home / 808,414.10-1,210,871.55-433,999.70

Finding the Fourth Proportional to 808,414.10, 1,210,871.55 and 433,999.70

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Solution

The fourth proportional to 808,414.10, 1,210,871.55 and 433,999.70 is: 650,060.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,414.10 : 1,210,871.55 = 433,999.70 : x
  2. Step 2: Convert to fraction form
    808,414.10/1,210,871.55 = 433,999.70/x
  3. Step 3: Cross multiply
    808,414.10x = 1,210,871.55 × 433,999.70
  4. Step 4: Simplify right side
    808,414.10x = 525,517,889,438.54
  5. Step 5: Solve for x
    x = 525,517,889,438.54/808,414.10
  6. Step 6: Final answer
    x = 650,060.27

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.