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Finding the Fourth Proportional to 336,799,657.65, 505,199,486.48 and 336,799,657.65

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Solution

The fourth proportional to 336,799,657.65, 505,199,486.48 and 336,799,657.65 is: 505,199,486.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,799,657.65 : 505,199,486.48 = 336,799,657.65 : x
  2. Step 2: Convert to fraction form
    336,799,657.65/505,199,486.48 = 336,799,657.65/x
  3. Step 3: Cross multiply
    336,799,657.65x = 505,199,486.48 × 336,799,657.65
  4. Step 4: Simplify right side
    336,799,657.65x = 170,151,014,089,735,808
  5. Step 5: Solve for x
    x = 170,151,014,089,735,808/336,799,657.65
  6. Step 6: Final answer
    x = 505,199,486.48

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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.