Home / 986,030.44-1,360,719.28-533,320.36

Finding the Fourth Proportional to 986,030.44, 1,360,719.28 and 533,320.36

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Solution

The fourth proportional to 986,030.44, 1,360,719.28 and 533,320.36 is: 735,980.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,030.44 : 1,360,719.28 = 533,320.36 : x
  2. Step 2: Convert to fraction form
    986,030.44/1,360,719.28 = 533,320.36/x
  3. Step 3: Cross multiply
    986,030.44x = 1,360,719.28 × 533,320.36
  4. Step 4: Simplify right side
    986,030.44x = 725,699,296,268.54
  5. Step 5: Solve for x
    x = 725,699,296,268.54/986,030.44
  6. Step 6: Final answer
    x = 735,980.62

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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.