Home / 852,074.34-1,175,866.38-470,112.36

Finding the Fourth Proportional to 852,074.34, 1,175,866.38 and 470,112.36

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Solution

The fourth proportional to 852,074.34, 1,175,866.38 and 470,112.36 is: 648,757.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,074.34 : 1,175,866.38 = 470,112.36 : x
  2. Step 2: Convert to fraction form
    852,074.34/1,175,866.38 = 470,112.36/x
  3. Step 3: Cross multiply
    852,074.34x = 1,175,866.38 × 470,112.36
  4. Step 4: Simplify right side
    852,074.34x = 552,789,318,946.46
  5. Step 5: Solve for x
    x = 552,789,318,946.46/852,074.34
  6. Step 6: Final answer
    x = 648,757.15

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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.