Home / 492,441.32-679,559.46-277,577.30

Finding the Fourth Proportional to 492,441.32, 679,559.46 and 277,577.30

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Solution

The fourth proportional to 492,441.32, 679,559.46 and 277,577.30 is: 383,051.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,441.32 : 679,559.46 = 277,577.30 : x
  2. Step 2: Convert to fraction form
    492,441.32/679,559.46 = 277,577.30/x
  3. Step 3: Cross multiply
    492,441.32x = 679,559.46 × 277,577.30
  4. Step 4: Simplify right side
    492,441.32x = 188,630,280,096.26
  5. Step 5: Solve for x
    x = 188,630,280,096.26/492,441.32
  6. Step 6: Final answer
    x = 383,051.28

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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.