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Finding the Fourth Proportional to 637,341.61, 956,176.44 and 188,044.33

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Solution

The fourth proportional to 637,341.61, 956,176.44 and 188,044.33 is: 282,114.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,341.61 : 956,176.44 = 188,044.33 : x
  2. Step 2: Convert to fraction form
    637,341.61/956,176.44 = 188,044.33/x
  3. Step 3: Cross multiply
    637,341.61x = 956,176.44 × 188,044.33
  4. Step 4: Simplify right side
    637,341.61x = 179,803,558,021.59
  5. Step 5: Solve for x
    x = 179,803,558,021.59/637,341.61
  6. Step 6: Final answer
    x = 282,114.89

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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.