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Finding the Fourth Proportional to 302,430,863.40, 453,646,295.10 and 302,430,863.40

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Solution

The fourth proportional to 302,430,863.40, 453,646,295.10 and 302,430,863.40 is: 453,646,295.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,430,863.40 : 453,646,295.10 = 302,430,863.40 : x
  2. Step 2: Convert to fraction form
    302,430,863.40/453,646,295.10 = 302,430,863.40/x
  3. Step 3: Cross multiply
    302,430,863.40x = 453,646,295.10 × 302,430,863.40
  4. Step 4: Simplify right side
    302,430,863.40x = 137,196,640,705,304,192
  5. Step 5: Solve for x
    x = 137,196,640,705,304,192/302,430,863.40
  6. Step 6: Final answer
    x = 453,646,295.10

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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.