Home / 827,152.56-1,240,735.32-452,971.44

Finding the Fourth Proportional to 827,152.56, 1,240,735.32 and 452,971.44

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Solution

The fourth proportional to 827,152.56, 1,240,735.32 and 452,971.44 is: 679,460.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,152.56 : 1,240,735.32 = 452,971.44 : x
  2. Step 2: Convert to fraction form
    827,152.56/1,240,735.32 = 452,971.44/x
  3. Step 3: Cross multiply
    827,152.56x = 1,240,735.32 × 452,971.44
  4. Step 4: Simplify right side
    827,152.56x = 562,017,664,559.26
  5. Step 5: Solve for x
    x = 562,017,664,559.26/827,152.56
  6. Step 6: Final answer
    x = 679,460.71

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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.