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Finding the Fourth Proportional to 585,334.37, 877,981.50 and 248,157.89

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Solution

The fourth proportional to 585,334.37, 877,981.50 and 248,157.89 is: 372,228.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,334.37 : 877,981.50 = 248,157.89 : x
  2. Step 2: Convert to fraction form
    585,334.37/877,981.50 = 248,157.89/x
  3. Step 3: Cross multiply
    585,334.37x = 877,981.50 × 248,157.89
  4. Step 4: Simplify right side
    585,334.37x = 217,878,038,073.59
  5. Step 5: Solve for x
    x = 217,878,038,073.59/585,334.37
  6. Step 6: Final answer
    x = 372,228.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.