Home / 5,200,289.10-7,800,433.65-3,069,276.30

Finding the Fourth Proportional to 5,200,289.10, 7,800,433.65 and 3,069,276.30

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Solution

The fourth proportional to 5,200,289.10, 7,800,433.65 and 3,069,276.30 is: 4,603,914.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,289.10 : 7,800,433.65 = 3,069,276.30 : x
  2. Step 2: Convert to fraction form
    5,200,289.10/7,800,433.65 = 3,069,276.30/x
  3. Step 3: Cross multiply
    5,200,289.10x = 7,800,433.65 × 3,069,276.30
  4. Step 4: Simplify right side
    5,200,289.10x = 23,941,686,131,667.50
  5. Step 5: Solve for x
    x = 23,941,686,131,667.50/5,200,289.10
  6. Step 6: Final answer
    x = 4,603,914.45

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Double scale
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Similar ratio
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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.