Home / 906,127.70-1,359,969.15-401,465.30

Finding the Fourth Proportional to 906,127.70, 1,359,969.15 and 401,465.30

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Solution

The fourth proportional to 906,127.70, 1,359,969.15 and 401,465.30 is: 602,542.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,127.70 : 1,359,969.15 = 401,465.30 : x
  2. Step 2: Convert to fraction form
    906,127.70/1,359,969.15 = 401,465.30/x
  3. Step 3: Cross multiply
    906,127.70x = 1,359,969.15 × 401,465.30
  4. Step 4: Simplify right side
    906,127.70x = 545,980,422,795.50
  5. Step 5: Solve for x
    x = 545,980,422,795.50/906,127.70
  6. Step 6: Final answer
    x = 602,542.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.