Home / 1,055,520.01-1,583,240.32-307,546.57

Finding the Fourth Proportional to 1,055,520.01, 1,583,240.32 and 307,546.57

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Solution

The fourth proportional to 1,055,520.01, 1,583,240.32 and 307,546.57 is: 461,308.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,520.01 : 1,583,240.32 = 307,546.57 : x
  2. Step 2: Convert to fraction form
    1,055,520.01/1,583,240.32 = 307,546.57/x
  3. Step 3: Cross multiply
    1,055,520.01x = 1,583,240.32 × 307,546.57
  4. Step 4: Simplify right side
    1,055,520.01x = 486,920,120,447.77
  5. Step 5: Solve for x
    x = 486,920,120,447.77/1,055,520.01
  6. Step 6: Final answer
    x = 461,308.28

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Double scale
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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.