Home / 698,825.20-1,048,237.80-530,863.60

Finding the Fourth Proportional to 698,825.20, 1,048,237.80 and 530,863.60

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Solution

The fourth proportional to 698,825.20, 1,048,237.80 and 530,863.60 is: 796,295.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,825.20 : 1,048,237.80 = 530,863.60 : x
  2. Step 2: Convert to fraction form
    698,825.20/1,048,237.80 = 530,863.60/x
  3. Step 3: Cross multiply
    698,825.20x = 1,048,237.80 × 530,863.60
  4. Step 4: Simplify right side
    698,825.20x = 556,471,292,164.08
  5. Step 5: Solve for x
    x = 556,471,292,164.08/698,825.20
  6. Step 6: Final answer
    x = 796,295.40

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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.