Home / 883,106.80-1,323,299.40-657,408.40

Finding the Fourth Proportional to 883,106.80, 1,323,299.40 and 657,408.40

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Solution

The fourth proportional to 883,106.80, 1,323,299.40 and 657,408.40 is: 985,099.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,106.80 : 1,323,299.40 = 657,408.40 : x
  2. Step 2: Convert to fraction form
    883,106.80/1,323,299.40 = 657,408.40/x
  3. Step 3: Cross multiply
    883,106.80x = 1,323,299.40 × 657,408.40
  4. Step 4: Simplify right side
    883,106.80x = 869,948,141,274.96
  5. Step 5: Solve for x
    x = 869,948,141,274.96/883,106.80
  6. Step 6: Final answer
    x = 985,099.58

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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.