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Finding the Fourth Proportional to 504,746.44, 696,525.48 and 300,792.69

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Solution

The fourth proportional to 504,746.44, 696,525.48 and 300,792.69 is: 415,079.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,746.44 : 696,525.48 = 300,792.69 : x
  2. Step 2: Convert to fraction form
    504,746.44/696,525.48 = 300,792.69/x
  3. Step 3: Cross multiply
    504,746.44x = 696,525.48 × 300,792.69
  4. Step 4: Simplify right side
    504,746.44x = 209,509,772,782.74
  5. Step 5: Solve for x
    x = 209,509,772,782.74/504,746.44
  6. Step 6: Final answer
    x = 415,079.25

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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.