Home / 851,995.81-1,175,754.14-470,022.59

Finding the Fourth Proportional to 851,995.81, 1,175,754.14 and 470,022.59

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Solution

The fourth proportional to 851,995.81, 1,175,754.14 and 470,022.59 is: 648,631.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,995.81 : 1,175,754.14 = 470,022.59 : x
  2. Step 2: Convert to fraction form
    851,995.81/1,175,754.14 = 470,022.59/x
  3. Step 3: Cross multiply
    851,995.81x = 1,175,754.14 × 470,022.59
  4. Step 4: Simplify right side
    851,995.81x = 552,631,010,200.47
  5. Step 5: Solve for x
    x = 552,631,010,200.47/851,995.81
  6. Step 6: Final answer
    x = 648,631.14

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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.