Home / 926,603.80-1,388,415.30-526,053.40

Finding the Fourth Proportional to 926,603.80, 1,388,415.30 and 526,053.40

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Solution

The fourth proportional to 926,603.80, 1,388,415.30 and 526,053.40 is: 788,233.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,603.80 : 1,388,415.30 = 526,053.40 : x
  2. Step 2: Convert to fraction form
    926,603.80/1,388,415.30 = 526,053.40/x
  3. Step 3: Cross multiply
    926,603.80x = 1,388,415.30 × 526,053.40
  4. Step 4: Simplify right side
    926,603.80x = 730,380,589,177.02
  5. Step 5: Solve for x
    x = 730,380,589,177.02/926,603.80
  6. Step 6: Final answer
    x = 788,233.97

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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.