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Finding the Fourth Proportional to 304,430,527.80, 456,645,791.70 and 304,430,527.80

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Solution

The fourth proportional to 304,430,527.80, 456,645,791.70 and 304,430,527.80 is: 456,645,791.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,430,527.80 : 456,645,791.70 = 304,430,527.80 : x
  2. Step 2: Convert to fraction form
    304,430,527.80/456,645,791.70 = 304,430,527.80/x
  3. Step 3: Cross multiply
    304,430,527.80x = 456,645,791.70 × 304,430,527.80
  4. Step 4: Simplify right side
    304,430,527.80x = 139,016,919,384,879,856
  5. Step 5: Solve for x
    x = 139,016,919,384,879,856/304,430,527.80
  6. Step 6: Final answer
    x = 456,645,791.70

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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.