Home / 692,847.84-1,038,434.64-337,329.12

Finding the Fourth Proportional to 692,847.84, 1,038,434.64 and 337,329.12

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Solution

The fourth proportional to 692,847.84, 1,038,434.64 and 337,329.12 is: 505,586.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,847.84 : 1,038,434.64 = 337,329.12 : x
  2. Step 2: Convert to fraction form
    692,847.84/1,038,434.64 = 337,329.12/x
  3. Step 3: Cross multiply
    692,847.84x = 1,038,434.64 × 337,329.12
  4. Step 4: Simplify right side
    692,847.84x = 350,294,243,288.72
  5. Step 5: Solve for x
    x = 350,294,243,288.72/692,847.84
  6. Step 6: Final answer
    x = 505,586.11

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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.