Home / 662,646.05-914,427.54-404,954.12

Finding the Fourth Proportional to 662,646.05, 914,427.54 and 404,954.12

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Solution

The fourth proportional to 662,646.05, 914,427.54 and 404,954.12 is: 558,822.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,646.05 : 914,427.54 = 404,954.12 : x
  2. Step 2: Convert to fraction form
    662,646.05/914,427.54 = 404,954.12/x
  3. Step 3: Cross multiply
    662,646.05x = 914,427.54 × 404,954.12
  4. Step 4: Simplify right side
    662,646.05x = 370,301,200,140.01
  5. Step 5: Solve for x
    x = 370,301,200,140.01/662,646.05
  6. Step 6: Final answer
    x = 558,822.01

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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.