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Finding the Fourth Proportional to 737,174.40, 1,017,333.42 and 414,905.40

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Solution

The fourth proportional to 737,174.40, 1,017,333.42 and 414,905.40 is: 572,587.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,174.40 : 1,017,333.42 = 414,905.40 : x
  2. Step 2: Convert to fraction form
    737,174.40/1,017,333.42 = 414,905.40/x
  3. Step 3: Cross multiply
    737,174.40x = 1,017,333.42 × 414,905.40
  4. Step 4: Simplify right side
    737,174.40x = 422,097,129,558.47
  5. Step 5: Solve for x
    x = 422,097,129,558.47/737,174.40
  6. Step 6: Final answer
    x = 572,587.88

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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.