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Finding the Fourth Proportional to 334,365.45, 501,548.18 and 147,741.45

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Solution

The fourth proportional to 334,365.45, 501,548.18 and 147,741.45 is: 221,612.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,365.45 : 501,548.18 = 147,741.45 : x
  2. Step 2: Convert to fraction form
    334,365.45/501,548.18 = 147,741.45/x
  3. Step 3: Cross multiply
    334,365.45x = 501,548.18 × 147,741.45
  4. Step 4: Simplify right side
    334,365.45x = 74,099,454,619.35
  5. Step 5: Solve for x
    x = 74,099,454,619.35/334,365.45
  6. Step 6: Final answer
    x = 221,612.18

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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.