Home / 698,829.20-1,048,243.80-530,867.60

Finding the Fourth Proportional to 698,829.20, 1,048,243.80 and 530,867.60

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Solution

The fourth proportional to 698,829.20, 1,048,243.80 and 530,867.60 is: 796,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,829.20 : 1,048,243.80 = 530,867.60 : x
  2. Step 2: Convert to fraction form
    698,829.20/1,048,243.80 = 530,867.60/x
  3. Step 3: Cross multiply
    698,829.20x = 1,048,243.80 × 530,867.60
  4. Step 4: Simplify right side
    698,829.20x = 556,478,670,320.88
  5. Step 5: Solve for x
    x = 556,478,670,320.88/698,829.20
  6. Step 6: Final answer
    x = 796,301.40

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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.