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Finding the Fourth Proportional to 302,429,112.90, 453,643,669.35 and 302,429,112.90

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Solution

The fourth proportional to 302,429,112.90, 453,643,669.35 and 302,429,112.90 is: 453,643,669.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,429,112.90 : 453,643,669.35 = 302,429,112.90 : x
  2. Step 2: Convert to fraction form
    302,429,112.90/453,643,669.35 = 302,429,112.90/x
  3. Step 3: Cross multiply
    302,429,112.90x = 453,643,669.35 × 302,429,112.90
  4. Step 4: Simplify right side
    302,429,112.90x = 137,195,052,494,221,424
  5. Step 5: Solve for x
    x = 137,195,052,494,221,424/302,429,112.90
  6. Step 6: Final answer
    x = 453,643,669.35

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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.