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Finding the Fourth Proportional to 295,991,875.60, 443,987,813.40 and 295,991,875.60

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Solution

The fourth proportional to 295,991,875.60, 443,987,813.40 and 295,991,875.60 is: 443,987,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,991,875.60 : 443,987,813.40 = 295,991,875.60 : x
  2. Step 2: Convert to fraction form
    295,991,875.60/443,987,813.40 = 295,991,875.60/x
  3. Step 3: Cross multiply
    295,991,875.60x = 443,987,813.40 × 295,991,875.60
  4. Step 4: Simplify right side
    295,991,875.60x = 131,416,785,631,808,816
  5. Step 5: Solve for x
    x = 131,416,785,631,808,816/295,991,875.60
  6. Step 6: Final answer
    x = 443,987,813.40

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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.