Home / 492,422.32-679,533.28-277,558.24

Finding the Fourth Proportional to 492,422.32, 679,533.28 and 277,558.24

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Solution

The fourth proportional to 492,422.32, 679,533.28 and 277,558.24 is: 383,025.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,422.32 : 679,533.28 = 277,558.24 : x
  2. Step 2: Convert to fraction form
    492,422.32/679,533.28 = 277,558.24/x
  3. Step 3: Cross multiply
    492,422.32x = 679,533.28 × 277,558.24
  4. Step 4: Simplify right side
    492,422.32x = 188,610,061,218.23
  5. Step 5: Solve for x
    x = 188,610,061,218.23/492,422.32
  6. Step 6: Final answer
    x = 383,025.00

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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.