Home / 1,264,273.80-1,896,021.90-365,800.20

Finding the Fourth Proportional to 1,264,273.80, 1,896,021.90 and 365,800.20

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Solution

The fourth proportional to 1,264,273.80, 1,896,021.90 and 365,800.20 is: 548,587.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,273.80 : 1,896,021.90 = 365,800.20 : x
  2. Step 2: Convert to fraction form
    1,264,273.80/1,896,021.90 = 365,800.20/x
  3. Step 3: Cross multiply
    1,264,273.80x = 1,896,021.90 × 365,800.20
  4. Step 4: Simplify right side
    1,264,273.80x = 693,565,190,224.38
  5. Step 5: Solve for x
    x = 693,565,190,224.38/1,264,273.80
  6. Step 6: Final answer
    x = 548,587.81

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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.