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Finding the Fourth Proportional to 366,945.90, 493,802.33 and 366,945.90

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Solution

The fourth proportional to 366,945.90, 493,802.33 and 366,945.90 is: 493,802.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,945.90 : 493,802.33 = 366,945.90 : x
  2. Step 2: Convert to fraction form
    366,945.90/493,802.33 = 366,945.90/x
  3. Step 3: Cross multiply
    366,945.90x = 493,802.33 × 366,945.90
  4. Step 4: Simplify right side
    366,945.90x = 181,198,738,569.22
  5. Step 5: Solve for x
    x = 181,198,738,569.22/366,945.90
  6. Step 6: Final answer
    x = 493,802.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.