Home / 988,368.50-1,480,858.61-663,548.24

Finding the Fourth Proportional to 988,368.50, 1,480,858.61 and 663,548.24

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Solution

The fourth proportional to 988,368.50, 1,480,858.61 and 663,548.24 is: 994,184.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,368.50 : 1,480,858.61 = 663,548.24 : x
  2. Step 2: Convert to fraction form
    988,368.50/1,480,858.61 = 663,548.24/x
  3. Step 3: Cross multiply
    988,368.50x = 1,480,858.61 × 663,548.24
  4. Step 4: Simplify right side
    988,368.50x = 982,621,113,632.31
  5. Step 5: Solve for x
    x = 982,621,113,632.31/988,368.50
  6. Step 6: Final answer
    x = 994,184.98

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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.