Home / 698,503.41-1,047,725.96-199,867.41

Finding the Fourth Proportional to 698,503.41, 1,047,725.96 and 199,867.41

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Solution

The fourth proportional to 698,503.41, 1,047,725.96 and 199,867.41 is: 299,792.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,503.41 : 1,047,725.96 = 199,867.41 : x
  2. Step 2: Convert to fraction form
    698,503.41/1,047,725.96 = 199,867.41/x
  3. Step 3: Cross multiply
    698,503.41x = 1,047,725.96 × 199,867.41
  4. Step 4: Simplify right side
    698,503.41x = 209,406,273,015.63
  5. Step 5: Solve for x
    x = 209,406,273,015.63/698,503.41
  6. Step 6: Final answer
    x = 299,792.77

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1.5x scale

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.