Home / 982,529.68-1,355,903.43-552,810.64

Finding the Fourth Proportional to 982,529.68, 1,355,903.43 and 552,810.64

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Solution

The fourth proportional to 982,529.68, 1,355,903.43 and 552,810.64 is: 762,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,529.68 : 1,355,903.43 = 552,810.64 : x
  2. Step 2: Convert to fraction form
    982,529.68/1,355,903.43 = 552,810.64/x
  3. Step 3: Cross multiply
    982,529.68x = 1,355,903.43 × 552,810.64
  4. Step 4: Simplify right side
    982,529.68x = 749,557,842,916.50
  5. Step 5: Solve for x
    x = 749,557,842,916.50/982,529.68
  6. Step 6: Final answer
    x = 762,885.70

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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.