Home / 852,245-1,176,051.78-470,197.16

Finding the Fourth Proportional to 852,245, 1,176,051.78 and 470,197.16

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Solution

The fourth proportional to 852,245, 1,176,051.78 and 470,197.16 is: 648,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,245 : 1,176,051.78 = 470,197.16 : x
  2. Step 2: Convert to fraction form
    852,245/1,176,051.78 = 470,197.16/x
  3. Step 3: Cross multiply
    852,245x = 1,176,051.78 × 470,197.16
  4. Step 4: Simplify right side
    852,245x = 552,976,206,968.95
  5. Step 5: Solve for x
    x = 552,976,206,968.95/852,245
  6. Step 6: Final answer
    x = 648,846.53

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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.