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Finding the Fourth Proportional to 201,807,672.40, 302,711,508.60 and 176,298,504.40

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Solution

The fourth proportional to 201,807,672.40, 302,711,508.60 and 176,298,504.40 is: 264,447,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,807,672.40 : 302,711,508.60 = 176,298,504.40 : x
  2. Step 2: Convert to fraction form
    201,807,672.40/302,711,508.60 = 176,298,504.40/x
  3. Step 3: Cross multiply
    201,807,672.40x = 302,711,508.60 × 176,298,504.40
  4. Step 4: Simplify right side
    201,807,672.40x = 53,367,586,230,847,744
  5. Step 5: Solve for x
    x = 53,367,586,230,847,744/201,807,672.40
  6. Step 6: Final answer
    x = 264,447,756.60

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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.