Home / 446,206.08-615,586.32-285,019.32

Finding the Fourth Proportional to 446,206.08, 615,586.32 and 285,019.32

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Solution

The fourth proportional to 446,206.08, 615,586.32 and 285,019.32 is: 393,212.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,206.08 : 615,586.32 = 285,019.32 : x
  2. Step 2: Convert to fraction form
    446,206.08/615,586.32 = 285,019.32/x
  3. Step 3: Cross multiply
    446,206.08x = 615,586.32 × 285,019.32
  4. Step 4: Simplify right side
    446,206.08x = 175,453,994,327.70
  5. Step 5: Solve for x
    x = 175,453,994,327.70/446,206.08
  6. Step 6: Final answer
    x = 393,212.92

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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.