Home / 1,663,990.68-2,495,993.31-526,758.45

Finding the Fourth Proportional to 1,663,990.68, 2,495,993.31 and 526,758.45

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Solution

The fourth proportional to 1,663,990.68, 2,495,993.31 and 526,758.45 is: 790,139.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,990.68 : 2,495,993.31 = 526,758.45 : x
  2. Step 2: Convert to fraction form
    1,663,990.68/2,495,993.31 = 526,758.45/x
  3. Step 3: Cross multiply
    1,663,990.68x = 2,495,993.31 × 526,758.45
  4. Step 4: Simplify right side
    1,663,990.68x = 1,314,785,567,185.97
  5. Step 5: Solve for x
    x = 1,314,785,567,185.97/1,663,990.68
  6. Step 6: Final answer
    x = 790,139.98

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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.