Home / 446,400.78-615,937.23-265,173.80

Finding the Fourth Proportional to 446,400.78, 615,937.23 and 265,173.80

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Solution

The fourth proportional to 446,400.78, 615,937.23 and 265,173.80 is: 365,882.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,400.78 : 615,937.23 = 265,173.80 : x
  2. Step 2: Convert to fraction form
    446,400.78/615,937.23 = 265,173.80/x
  3. Step 3: Cross multiply
    446,400.78x = 615,937.23 × 265,173.80
  4. Step 4: Simplify right side
    446,400.78x = 163,330,415,840.57
  5. Step 5: Solve for x
    x = 163,330,415,840.57/446,400.78
  6. Step 6: Final answer
    x = 365,882.91

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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.