Home / 893,261.80-1,339,892.70-514,181.80

Finding the Fourth Proportional to 893,261.80, 1,339,892.70 and 514,181.80

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Solution

The fourth proportional to 893,261.80, 1,339,892.70 and 514,181.80 is: 771,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,261.80 : 1,339,892.70 = 514,181.80 : x
  2. Step 2: Convert to fraction form
    893,261.80/1,339,892.70 = 514,181.80/x
  3. Step 3: Cross multiply
    893,261.80x = 1,339,892.70 × 514,181.80
  4. Step 4: Simplify right side
    893,261.80x = 688,948,440,292.86
  5. Step 5: Solve for x
    x = 688,948,440,292.86/893,261.80
  6. Step 6: Final answer
    x = 771,272.70

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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.