Home / 954,299.24-1,316,942.28-518,718.50

Finding the Fourth Proportional to 954,299.24, 1,316,942.28 and 518,718.50

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Solution

The fourth proportional to 954,299.24, 1,316,942.28 and 518,718.50 is: 715,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,299.24 : 1,316,942.28 = 518,718.50 : x
  2. Step 2: Convert to fraction form
    954,299.24/1,316,942.28 = 518,718.50/x
  3. Step 3: Cross multiply
    954,299.24x = 1,316,942.28 × 518,718.50
  4. Step 4: Simplify right side
    954,299.24x = 683,122,324,068.18
  5. Step 5: Solve for x
    x = 683,122,324,068.18/954,299.24
  6. Step 6: Final answer
    x = 715,836.60

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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.