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Finding the Fourth Proportional to 237,030, 355,545.03 and 70,818

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Solution

The fourth proportional to 237,030, 355,545.03 and 70,818 is: 106,227.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,030 : 355,545.03 = 70,818 : x
  2. Step 2: Convert to fraction form
    237,030/355,545.03 = 70,818/x
  3. Step 3: Cross multiply
    237,030x = 355,545.03 × 70,818
  4. Step 4: Simplify right side
    237,030x = 25,178,987,934.54
  5. Step 5: Solve for x
    x = 25,178,987,934.54/237,030
  6. Step 6: Final answer
    x = 106,227.01

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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.