Home / 845,282.34-1,166,518.53-463,309.02

Finding the Fourth Proportional to 845,282.34, 1,166,518.53 and 463,309.02

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Solution

The fourth proportional to 845,282.34, 1,166,518.53 and 463,309.02 is: 639,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,282.34 : 1,166,518.53 = 463,309.02 : x
  2. Step 2: Convert to fraction form
    845,282.34/1,166,518.53 = 463,309.02/x
  3. Step 3: Cross multiply
    845,282.34x = 1,166,518.53 × 463,309.02
  4. Step 4: Simplify right side
    845,282.34x = 540,458,556,946.14
  5. Step 5: Solve for x
    x = 540,458,556,946.14/845,282.34
  6. Step 6: Final answer
    x = 639,382.29

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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.