Home / 983,284.04-1,356,957.34-553,579.54

Finding the Fourth Proportional to 983,284.04, 1,356,957.34 and 553,579.54

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Solution

The fourth proportional to 983,284.04, 1,356,957.34 and 553,579.54 is: 763,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,284.04 : 1,356,957.34 = 553,579.54 : x
  2. Step 2: Convert to fraction form
    983,284.04/1,356,957.34 = 553,579.54/x
  3. Step 3: Cross multiply
    983,284.04x = 1,356,957.34 × 553,579.54
  4. Step 4: Simplify right side
    983,284.04x = 751,183,820,389.07
  5. Step 5: Solve for x
    x = 751,183,820,389.07/983,284.04
  6. Step 6: Final answer
    x = 763,954.05

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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.