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Finding the Fourth Proportional to 322,984,865.60, 484,477,298.40 and 322,984,865.60

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Solution

The fourth proportional to 322,984,865.60, 484,477,298.40 and 322,984,865.60 is: 484,477,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,984,865.60 : 484,477,298.40 = 322,984,865.60 : x
  2. Step 2: Convert to fraction form
    322,984,865.60/484,477,298.40 = 322,984,865.60/x
  3. Step 3: Cross multiply
    322,984,865.60x = 484,477,298.40 × 322,984,865.60
  4. Step 4: Simplify right side
    322,984,865.60x = 156,478,835,109,975,104
  5. Step 5: Solve for x
    x = 156,478,835,109,975,104/322,984,865.60
  6. Step 6: Final answer
    x = 484,477,298.40

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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.