Home / 896,218.25-1,236,765.53-488,323.47

Finding the Fourth Proportional to 896,218.25, 1,236,765.53 and 488,323.47

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Solution

The fourth proportional to 896,218.25, 1,236,765.53 and 488,323.47 is: 673,877.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,218.25 : 1,236,765.53 = 488,323.47 : x
  2. Step 2: Convert to fraction form
    896,218.25/1,236,765.53 = 488,323.47/x
  3. Step 3: Cross multiply
    896,218.25x = 1,236,765.53 × 488,323.47
  4. Step 4: Simplify right side
    896,218.25x = 603,941,632,744.37
  5. Step 5: Solve for x
    x = 603,941,632,744.37/896,218.25
  6. Step 6: Final answer
    x = 673,877.86

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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.