Home / 692,471.06-1,038,766.10-243,153.33

Finding the Fourth Proportional to 692,471.06, 1,038,766.10 and 243,153.33

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Solution

The fourth proportional to 692,471.06, 1,038,766.10 and 243,153.33 is: 364,750.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,471.06 : 1,038,766.10 = 243,153.33 : x
  2. Step 2: Convert to fraction form
    692,471.06/1,038,766.10 = 243,153.33/x
  3. Step 3: Cross multiply
    692,471.06x = 1,038,766.10 × 243,153.33
  4. Step 4: Simplify right side
    692,471.06x = 252,579,435,090.35
  5. Step 5: Solve for x
    x = 252,579,435,090.35/692,471.06
  6. Step 6: Final answer
    x = 364,750.89

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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.