Home / 954,562.40-1,317,270.80-518,966

Finding the Fourth Proportional to 954,562.40, 1,317,270.80 and 518,966

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Solution

The fourth proportional to 954,562.40, 1,317,270.80 and 518,966 is: 716,159.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,562.40 : 1,317,270.80 = 518,966 : x
  2. Step 2: Convert to fraction form
    954,562.40/1,317,270.80 = 518,966/x
  3. Step 3: Cross multiply
    954,562.40x = 1,317,270.80 × 518,966
  4. Step 4: Simplify right side
    954,562.40x = 683,618,757,992.80
  5. Step 5: Solve for x
    x = 683,618,757,992.80/954,562.40
  6. Step 6: Final answer
    x = 716,159.32

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1.5x scale

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.