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Finding the Fourth Proportional to 502,742.70, 754,114.05 and 461,408.40

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Solution

The fourth proportional to 502,742.70, 754,114.05 and 461,408.40 is: 692,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,742.70 : 754,114.05 = 461,408.40 : x
  2. Step 2: Convert to fraction form
    502,742.70/754,114.05 = 461,408.40/x
  3. Step 3: Cross multiply
    502,742.70x = 754,114.05 × 461,408.40
  4. Step 4: Simplify right side
    502,742.70x = 347,954,557,228.02
  5. Step 5: Solve for x
    x = 347,954,557,228.02/502,742.70
  6. Step 6: Final answer
    x = 692,112.60

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Similar ratio
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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.