Home / 702,654.75-1,054,011.29-204,018.75

Finding the Fourth Proportional to 702,654.75, 1,054,011.29 and 204,018.75

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Solution

The fourth proportional to 702,654.75, 1,054,011.29 and 204,018.75 is: 306,036.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,654.75 : 1,054,011.29 = 204,018.75 : x
  2. Step 2: Convert to fraction form
    702,654.75/1,054,011.29 = 204,018.75/x
  3. Step 3: Cross multiply
    702,654.75x = 1,054,011.29 × 204,018.75
  4. Step 4: Simplify right side
    702,654.75x = 215,038,064,851.59
  5. Step 5: Solve for x
    x = 215,038,064,851.59/702,654.75
  6. Step 6: Final answer
    x = 306,036.59

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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.