Home / 692,221.24-1,036,837.19-675,281.58

Finding the Fourth Proportional to 692,221.24, 1,036,837.19 and 675,281.58

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Solution

The fourth proportional to 692,221.24, 1,036,837.19 and 675,281.58 is: 1,011,464.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,221.24 : 1,036,837.19 = 675,281.58 : x
  2. Step 2: Convert to fraction form
    692,221.24/1,036,837.19 = 675,281.58/x
  3. Step 3: Cross multiply
    692,221.24x = 1,036,837.19 × 675,281.58
  4. Step 4: Simplify right side
    692,221.24x = 700,157,053,666.03
  5. Step 5: Solve for x
    x = 700,157,053,666.03/692,221.24
  6. Step 6: Final answer
    x = 1,011,464.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.