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Finding the Fourth Proportional to 265,647.34, 366,582.54 and 144,786.16

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Solution

The fourth proportional to 265,647.34, 366,582.54 and 144,786.16 is: 199,799.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,647.34 : 366,582.54 = 144,786.16 : x
  2. Step 2: Convert to fraction form
    265,647.34/366,582.54 = 144,786.16/x
  3. Step 3: Cross multiply
    265,647.34x = 366,582.54 × 144,786.16
  4. Step 4: Simplify right side
    265,647.34x = 53,076,078,289.65
  5. Step 5: Solve for x
    x = 53,076,078,289.65/265,647.34
  6. Step 6: Final answer
    x = 199,799.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.