Home / 831,988.15-1,148,843.51-526,603.26

Finding the Fourth Proportional to 831,988.15, 1,148,843.51 and 526,603.26

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Solution

The fourth proportional to 831,988.15, 1,148,843.51 and 526,603.26 is: 727,155.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,988.15 : 1,148,843.51 = 526,603.26 : x
  2. Step 2: Convert to fraction form
    831,988.15/1,148,843.51 = 526,603.26/x
  3. Step 3: Cross multiply
    831,988.15x = 1,148,843.51 × 526,603.26
  4. Step 4: Simplify right side
    831,988.15x = 604,984,737,595.84
  5. Step 5: Solve for x
    x = 604,984,737,595.84/831,988.15
  6. Step 6: Final answer
    x = 727,155.47

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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.