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Finding the Fourth Proportional to 585,003.06, 877,636.08 and 185,656.86

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Solution

The fourth proportional to 585,003.06, 877,636.08 and 185,656.86 is: 278,527.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,003.06 : 877,636.08 = 185,656.86 : x
  2. Step 2: Convert to fraction form
    585,003.06/877,636.08 = 185,656.86/x
  3. Step 3: Cross multiply
    585,003.06x = 877,636.08 × 185,656.86
  4. Step 4: Simplify right side
    585,003.06x = 162,939,158,835.51
  5. Step 5: Solve for x
    x = 162,939,158,835.51/585,003.06
  6. Step 6: Final answer
    x = 278,527.02

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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.