Home / 692,496.60-1,038,161.70-360,072.60

Finding the Fourth Proportional to 692,496.60, 1,038,161.70 and 360,072.60

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Solution

The fourth proportional to 692,496.60, 1,038,161.70 and 360,072.60 is: 539,805.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,496.60 : 1,038,161.70 = 360,072.60 : x
  2. Step 2: Convert to fraction form
    692,496.60/1,038,161.70 = 360,072.60/x
  3. Step 3: Cross multiply
    692,496.60x = 1,038,161.70 × 360,072.60
  4. Step 4: Simplify right side
    692,496.60x = 373,813,582,539.42
  5. Step 5: Solve for x
    x = 373,813,582,539.42/692,496.60
  6. Step 6: Final answer
    x = 539,805.66

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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.