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Finding the Fourth Proportional to 606,815.34, 910,629.33 and 251,829.69

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Solution

The fourth proportional to 606,815.34, 910,629.33 and 251,829.69 is: 377,913.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,815.34 : 910,629.33 = 251,829.69 : x
  2. Step 2: Convert to fraction form
    606,815.34/910,629.33 = 251,829.69/x
  3. Step 3: Cross multiply
    606,815.34x = 910,629.33 × 251,829.69
  4. Step 4: Simplify right side
    606,815.34x = 229,323,501,878.81
  5. Step 5: Solve for x
    x = 229,323,501,878.81/606,815.34
  6. Step 6: Final answer
    x = 377,913.16

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1.5x scale

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.