Home / 697,966.40-1,046,949.60-199,265.60

Finding the Fourth Proportional to 697,966.40, 1,046,949.60 and 199,265.60

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Solution

The fourth proportional to 697,966.40, 1,046,949.60 and 199,265.60 is: 298,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,966.40 : 1,046,949.60 = 199,265.60 : x
  2. Step 2: Convert to fraction form
    697,966.40/1,046,949.60 = 199,265.60/x
  3. Step 3: Cross multiply
    697,966.40x = 1,046,949.60 × 199,265.60
  4. Step 4: Simplify right side
    697,966.40x = 208,621,040,213.76
  5. Step 5: Solve for x
    x = 208,621,040,213.76/697,966.40
  6. Step 6: Final answer
    x = 298,898.40

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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.