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Finding the Fourth Proportional to 679,625.69, 937,907.51 and 373,725.27

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Solution

The fourth proportional to 679,625.69, 937,907.51 and 373,725.27 is: 515,754.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,625.69 : 937,907.51 = 373,725.27 : x
  2. Step 2: Convert to fraction form
    679,625.69/937,907.51 = 373,725.27/x
  3. Step 3: Cross multiply
    679,625.69x = 937,907.51 × 373,725.27
  4. Step 4: Simplify right side
    679,625.69x = 350,519,735,541.15
  5. Step 5: Solve for x
    x = 350,519,735,541.15/679,625.69
  6. Step 6: Final answer
    x = 515,754.10

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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.