Home / 457,285.08-631,076.04-275,994.12

Finding the Fourth Proportional to 457,285.08, 631,076.04 and 275,994.12

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Solution

The fourth proportional to 457,285.08, 631,076.04 and 275,994.12 is: 380,885.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,285.08 : 631,076.04 = 275,994.12 : x
  2. Step 2: Convert to fraction form
    457,285.08/631,076.04 = 275,994.12/x
  3. Step 3: Cross multiply
    457,285.08x = 631,076.04 × 275,994.12
  4. Step 4: Simplify right side
    457,285.08x = 174,173,276,312.89
  5. Step 5: Solve for x
    x = 174,173,276,312.89/457,285.08
  6. Step 6: Final answer
    x = 380,885.54

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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.