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Finding the Fourth Proportional to 606,788.25, 837,368.15 and 338,516.25

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Solution

The fourth proportional to 606,788.25, 837,368.15 and 338,516.25 is: 467,152.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,788.25 : 837,368.15 = 338,516.25 : x
  2. Step 2: Convert to fraction form
    606,788.25/837,368.15 = 338,516.25/x
  3. Step 3: Cross multiply
    606,788.25x = 837,368.15 × 338,516.25
  4. Step 4: Simplify right side
    606,788.25x = 283,462,724,314.86
  5. Step 5: Solve for x
    x = 283,462,724,314.86/606,788.25
  6. Step 6: Final answer
    x = 467,152.63

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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.