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Finding the Fourth Proportional to 614,816.01, 848,598.22 and 418,906.59

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Solution

The fourth proportional to 614,816.01, 848,598.22 and 418,906.59 is: 578,194.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,816.01 : 848,598.22 = 418,906.59 : x
  2. Step 2: Convert to fraction form
    614,816.01/848,598.22 = 418,906.59/x
  3. Step 3: Cross multiply
    614,816.01x = 848,598.22 × 418,906.59
  4. Step 4: Simplify right side
    614,816.01x = 355,483,386,620.27
  5. Step 5: Solve for x
    x = 355,483,386,620.27/614,816.01
  6. Step 6: Final answer
    x = 578,194.75

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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.