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Finding the Fourth Proportional to 623,041.44, 859,796.46 and 336,561.48

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Solution

The fourth proportional to 623,041.44, 859,796.46 and 336,561.48 is: 464,454.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,041.44 : 859,796.46 = 336,561.48 : x
  2. Step 2: Convert to fraction form
    623,041.44/859,796.46 = 336,561.48/x
  3. Step 3: Cross multiply
    623,041.44x = 859,796.46 × 336,561.48
  4. Step 4: Simplify right side
    623,041.44x = 289,374,369,076.36
  5. Step 5: Solve for x
    x = 289,374,369,076.36/623,041.44
  6. Step 6: Final answer
    x = 464,454.45

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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.