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Finding the Fourth Proportional to 606,501.77, 909,740.23 and 269,451.05

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Solution

The fourth proportional to 606,501.77, 909,740.23 and 269,451.05 is: 404,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,501.77 : 909,740.23 = 269,451.05 : x
  2. Step 2: Convert to fraction form
    606,501.77/909,740.23 = 269,451.05/x
  3. Step 3: Cross multiply
    606,501.77x = 909,740.23 × 269,451.05
  4. Step 4: Simplify right side
    606,501.77x = 245,130,460,200.74
  5. Step 5: Solve for x
    x = 245,130,460,200.74/606,501.77
  6. Step 6: Final answer
    x = 404,171.05

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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.