Home / 710,056.06-979,747.75-404,114.53

Finding the Fourth Proportional to 710,056.06, 979,747.75 and 404,114.53

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Solution

The fourth proportional to 710,056.06, 979,747.75 and 404,114.53 is: 557,604.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,056.06 : 979,747.75 = 404,114.53 : x
  2. Step 2: Convert to fraction form
    710,056.06/979,747.75 = 404,114.53/x
  3. Step 3: Cross multiply
    710,056.06x = 979,747.75 × 404,114.53
  4. Step 4: Simplify right side
    710,056.06x = 395,930,301,509.81
  5. Step 5: Solve for x
    x = 395,930,301,509.81/710,056.06
  6. Step 6: Final answer
    x = 557,604.28

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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.