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Finding the Fourth Proportional to 697,070.44, 962,570.62 and 435,873.39

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Solution

The fourth proportional to 697,070.44, 962,570.62 and 435,873.39 is: 601,888.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,070.44 : 962,570.62 = 435,873.39 : x
  2. Step 2: Convert to fraction form
    697,070.44/962,570.62 = 435,873.39/x
  3. Step 3: Cross multiply
    697,070.44x = 962,570.62 × 435,873.39
  4. Step 4: Simplify right side
    697,070.44x = 419,558,916,189.00
  5. Step 5: Solve for x
    x = 419,558,916,189.00/697,070.44
  6. Step 6: Final answer
    x = 601,888.84

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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.