Home / 793,747.08-1,190,784.60-261,300.12

Finding the Fourth Proportional to 793,747.08, 1,190,784.60 and 261,300.12

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Solution

The fourth proportional to 793,747.08, 1,190,784.60 and 261,300.12 is: 392,004.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,747.08 : 1,190,784.60 = 261,300.12 : x
  2. Step 2: Convert to fraction form
    793,747.08/1,190,784.60 = 261,300.12/x
  3. Step 3: Cross multiply
    793,747.08x = 1,190,784.60 × 261,300.12
  4. Step 4: Simplify right side
    793,747.08x = 311,152,158,874.15
  5. Step 5: Solve for x
    x = 311,152,158,874.15/793,747.08
  6. Step 6: Final answer
    x = 392,004.16

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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.