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Finding the Fourth Proportional to 34,670,953.80, 52,006,430.70 and 17,664,841.80

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Solution

The fourth proportional to 34,670,953.80, 52,006,430.70 and 17,664,841.80 is: 26,497,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,670,953.80 : 52,006,430.70 = 17,664,841.80 : x
  2. Step 2: Convert to fraction form
    34,670,953.80/52,006,430.70 = 17,664,841.80/x
  3. Step 3: Cross multiply
    34,670,953.80x = 52,006,430.70 × 17,664,841.80
  4. Step 4: Simplify right side
    34,670,953.80x = 918,685,370,898,163.38
  5. Step 5: Solve for x
    x = 918,685,370,898,163.38/34,670,953.80
  6. Step 6: Final answer
    x = 26,497,262.70

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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.