Home / 954,969.89-1,317,858.66-525,279.06

Finding the Fourth Proportional to 954,969.89, 1,317,858.66 and 525,279.06

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Solution

The fourth proportional to 954,969.89, 1,317,858.66 and 525,279.06 is: 724,885.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,969.89 : 1,317,858.66 = 525,279.06 : x
  2. Step 2: Convert to fraction form
    954,969.89/1,317,858.66 = 525,279.06/x
  3. Step 3: Cross multiply
    954,969.89x = 1,317,858.66 × 525,279.06
  4. Step 4: Simplify right side
    954,969.89x = 692,243,558,137.66
  5. Step 5: Solve for x
    x = 692,243,558,137.66/954,969.89
  6. Step 6: Final answer
    x = 724,885.22

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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.