Home / 889,230.35-1,227,292.94-526,858.23

Finding the Fourth Proportional to 889,230.35, 1,227,292.94 and 526,858.23

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Solution

The fourth proportional to 889,230.35, 1,227,292.94 and 526,858.23 is: 727,156.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,230.35 : 1,227,292.94 = 526,858.23 : x
  2. Step 2: Convert to fraction form
    889,230.35/1,227,292.94 = 526,858.23/x
  3. Step 3: Cross multiply
    889,230.35x = 1,227,292.94 × 526,858.23
  4. Step 4: Simplify right side
    889,230.35x = 646,609,381,240.58
  5. Step 5: Solve for x
    x = 646,609,381,240.58/889,230.35
  6. Step 6: Final answer
    x = 727,156.23

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Double scale
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1.5x scale

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.