Home / 954,557.40-1,317,263.94-518,961

Finding the Fourth Proportional to 954,557.40, 1,317,263.94 and 518,961

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Solution

The fourth proportional to 954,557.40, 1,317,263.94 and 518,961 is: 716,152.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,557.40 : 1,317,263.94 = 518,961 : x
  2. Step 2: Convert to fraction form
    954,557.40/1,317,263.94 = 518,961/x
  3. Step 3: Cross multiply
    954,557.40x = 1,317,263.94 × 518,961
  4. Step 4: Simplify right side
    954,557.40x = 683,608,611,566.34
  5. Step 5: Solve for x
    x = 683,608,611,566.34/954,557.40
  6. Step 6: Final answer
    x = 716,152.44

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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.