Home / 698,214.87-1,047,404.36-248,999.60

Finding the Fourth Proportional to 698,214.87, 1,047,404.36 and 248,999.60

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Solution

The fourth proportional to 698,214.87, 1,047,404.36 and 248,999.60 is: 373,528.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,214.87 : 1,047,404.36 = 248,999.60 : x
  2. Step 2: Convert to fraction form
    698,214.87/1,047,404.36 = 248,999.60/x
  3. Step 3: Cross multiply
    698,214.87x = 1,047,404.36 × 248,999.60
  4. Step 4: Simplify right side
    698,214.87x = 260,803,269,919.27
  5. Step 5: Solve for x
    x = 260,803,269,919.27/698,214.87
  6. Step 6: Final answer
    x = 373,528.67

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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.