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Finding the Fourth Proportional to 606,254.33, 909,381.43 and 340,035.60

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Solution

The fourth proportional to 606,254.33, 909,381.43 and 340,035.60 is: 510,053.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,254.33 : 909,381.43 = 340,035.60 : x
  2. Step 2: Convert to fraction form
    606,254.33/909,381.43 = 340,035.60/x
  3. Step 3: Cross multiply
    606,254.33x = 909,381.43 × 340,035.60
  4. Step 4: Simplify right side
    606,254.33x = 309,222,059,328.82
  5. Step 5: Solve for x
    x = 309,222,059,328.82/606,254.33
  6. Step 6: Final answer
    x = 510,053.37

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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.