Home / 698,012.30-1,047,022.44-248,750.42

Finding the Fourth Proportional to 698,012.30, 1,047,022.44 and 248,750.42

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Solution

The fourth proportional to 698,012.30, 1,047,022.44 and 248,750.42 is: 373,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,012.30 : 1,047,022.44 = 248,750.42 : x
  2. Step 2: Convert to fraction form
    698,012.30/1,047,022.44 = 248,750.42/x
  3. Step 3: Cross multiply
    698,012.30x = 1,047,022.44 × 248,750.42
  4. Step 4: Simplify right side
    698,012.30x = 260,447,271,699.43
  5. Step 5: Solve for x
    x = 260,447,271,699.43/698,012.30
  6. Step 6: Final answer
    x = 373,127.05

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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.