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Finding the Fourth Proportional to 365,673.83, 546,080.70 and 361,715.36

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Solution

The fourth proportional to 365,673.83, 546,080.70 and 361,715.36 is: 540,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,673.83 : 546,080.70 = 361,715.36 : x
  2. Step 2: Convert to fraction form
    365,673.83/546,080.70 = 361,715.36/x
  3. Step 3: Cross multiply
    365,673.83x = 546,080.70 × 361,715.36
  4. Step 4: Simplify right side
    365,673.83x = 197,525,775,180.98
  5. Step 5: Solve for x
    x = 197,525,775,180.98/365,673.83
  6. Step 6: Final answer
    x = 540,169.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.