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Finding the Fourth Proportional to 334,156.80, 501,350.40 and 147,302.40

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Solution

The fourth proportional to 334,156.80, 501,350.40 and 147,302.40 is: 221,004.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,156.80 : 501,350.40 = 147,302.40 : x
  2. Step 2: Convert to fraction form
    334,156.80/501,350.40 = 147,302.40/x
  3. Step 3: Cross multiply
    334,156.80x = 501,350.40 × 147,302.40
  4. Step 4: Simplify right side
    334,156.80x = 73,850,117,160.96
  5. Step 5: Solve for x
    x = 73,850,117,160.96/334,156.80
  6. Step 6: Final answer
    x = 221,004.38

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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.