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Finding the Fourth Proportional to 559,888.02, 839,659.77 and 160,421.76

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Solution

The fourth proportional to 559,888.02, 839,659.77 and 160,421.76 is: 240,583.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,888.02 : 839,659.77 = 160,421.76 : x
  2. Step 2: Convert to fraction form
    559,888.02/839,659.77 = 160,421.76/x
  3. Step 3: Cross multiply
    559,888.02x = 839,659.77 × 160,421.76
  4. Step 4: Simplify right side
    559,888.02x = 134,699,698,104.60
  5. Step 5: Solve for x
    x = 134,699,698,104.60/559,888.02
  6. Step 6: Final answer
    x = 240,583.28

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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.