Home / 893,176.16-1,232,511.60-511,115.36

Finding the Fourth Proportional to 893,176.16, 1,232,511.60 and 511,115.36

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Solution

The fourth proportional to 893,176.16, 1,232,511.60 and 511,115.36 is: 705,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,176.16 : 1,232,511.60 = 511,115.36 : x
  2. Step 2: Convert to fraction form
    893,176.16/1,232,511.60 = 511,115.36/x
  3. Step 3: Cross multiply
    893,176.16x = 1,232,511.60 × 511,115.36
  4. Step 4: Simplify right side
    893,176.16x = 629,955,610,138.18
  5. Step 5: Solve for x
    x = 629,955,610,138.18/893,176.16
  6. Step 6: Final answer
    x = 705,298.28

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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.