Home / 954,541.95-1,317,292.83-518,988.60

Finding the Fourth Proportional to 954,541.95, 1,317,292.83 and 518,988.60

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Solution

The fourth proportional to 954,541.95, 1,317,292.83 and 518,988.60 is: 716,217.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,541.95 : 1,317,292.83 = 518,988.60 : x
  2. Step 2: Convert to fraction form
    954,541.95/1,317,292.83 = 518,988.60/x
  3. Step 3: Cross multiply
    954,541.95x = 1,317,292.83 × 518,988.60
  4. Step 4: Simplify right side
    954,541.95x = 683,659,961,631.74
  5. Step 5: Solve for x
    x = 683,659,961,631.74/954,541.95
  6. Step 6: Final answer
    x = 716,217.83

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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.