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Finding the Fourth Proportional to 364,533.40, 546,800.10 and 207,069.40

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Solution

The fourth proportional to 364,533.40, 546,800.10 and 207,069.40 is: 310,604.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,533.40 : 546,800.10 = 207,069.40 : x
  2. Step 2: Convert to fraction form
    364,533.40/546,800.10 = 207,069.40/x
  3. Step 3: Cross multiply
    364,533.40x = 546,800.10 × 207,069.40
  4. Step 4: Simplify right side
    364,533.40x = 113,225,568,626.94
  5. Step 5: Solve for x
    x = 113,225,568,626.94/364,533.40
  6. Step 6: Final answer
    x = 310,604.10

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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.