Home / 954,060.88-1,430,741.40-279,969.16

Finding the Fourth Proportional to 954,060.88, 1,430,741.40 and 279,969.16

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Solution

The fourth proportional to 954,060.88, 1,430,741.40 and 279,969.16 is: 419,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,060.88 : 1,430,741.40 = 279,969.16 : x
  2. Step 2: Convert to fraction form
    954,060.88/1,430,741.40 = 279,969.16/x
  3. Step 3: Cross multiply
    954,060.88x = 1,430,741.40 × 279,969.16
  4. Step 4: Simplify right side
    954,060.88x = 400,563,467,935.22
  5. Step 5: Solve for x
    x = 400,563,467,935.22/954,060.88
  6. Step 6: Final answer
    x = 419,851.06

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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.