Home / 983,288.63-1,357,067.71-553,652.48

Finding the Fourth Proportional to 983,288.63, 1,357,067.71 and 553,652.48

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Solution

The fourth proportional to 983,288.63, 1,357,067.71 and 553,652.48 is: 764,113.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,288.63 : 1,357,067.71 = 553,652.48 : x
  2. Step 2: Convert to fraction form
    983,288.63/1,357,067.71 = 553,652.48/x
  3. Step 3: Cross multiply
    983,288.63x = 1,357,067.71 × 553,652.48
  4. Step 4: Simplify right side
    983,288.63x = 751,343,907,254.16
  5. Step 5: Solve for x
    x = 751,343,907,254.16/983,288.63
  6. Step 6: Final answer
    x = 764,113.29

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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.