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Finding the Fourth Proportional to 504,848.65, 696,693.12 and 275,410.84

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Solution

The fourth proportional to 504,848.65, 696,693.12 and 275,410.84 is: 380,068.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,848.65 : 696,693.12 = 275,410.84 : x
  2. Step 2: Convert to fraction form
    504,848.65/696,693.12 = 275,410.84/x
  3. Step 3: Cross multiply
    504,848.65x = 696,693.12 × 275,410.84
  4. Step 4: Simplify right side
    504,848.65x = 191,876,833,917.96
  5. Step 5: Solve for x
    x = 191,876,833,917.96/504,848.65
  6. Step 6: Final answer
    x = 380,068.04

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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.