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Finding the Fourth Proportional to 585,356.85, 877,848.42 and 185,904.20

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Solution

The fourth proportional to 585,356.85, 877,848.42 and 185,904.20 is: 278,796.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,356.85 : 877,848.42 = 185,904.20 : x
  2. Step 2: Convert to fraction form
    585,356.85/877,848.42 = 185,904.20/x
  3. Step 3: Cross multiply
    585,356.85x = 877,848.42 × 185,904.20
  4. Step 4: Simplify right side
    585,356.85x = 163,195,703,852.12
  5. Step 5: Solve for x
    x = 163,195,703,852.12/585,356.85
  6. Step 6: Final answer
    x = 278,796.95

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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.