Home / 854,612.67-1,179,345.37-472,631.25

Finding the Fourth Proportional to 854,612.67, 1,179,345.37 and 472,631.25

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Solution

The fourth proportional to 854,612.67, 1,179,345.37 and 472,631.25 is: 652,220.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,612.67 : 1,179,345.37 = 472,631.25 : x
  2. Step 2: Convert to fraction form
    854,612.67/1,179,345.37 = 472,631.25/x
  3. Step 3: Cross multiply
    854,612.67x = 1,179,345.37 × 472,631.25
  4. Step 4: Simplify right side
    854,612.67x = 557,395,480,531.96
  5. Step 5: Solve for x
    x = 557,395,480,531.96/854,612.67
  6. Step 6: Final answer
    x = 652,220.00

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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.