Home / 679,538.54-1,020,095.22-364,610.54

Finding the Fourth Proportional to 679,538.54, 1,020,095.22 and 364,610.54

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Solution

The fourth proportional to 679,538.54, 1,020,095.22 and 364,610.54 is: 547,338.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,538.54 : 1,020,095.22 = 364,610.54 : x
  2. Step 2: Convert to fraction form
    679,538.54/1,020,095.22 = 364,610.54/x
  3. Step 3: Cross multiply
    679,538.54x = 1,020,095.22 × 364,610.54
  4. Step 4: Simplify right side
    679,538.54x = 371,937,463,915.14
  5. Step 5: Solve for x
    x = 371,937,463,915.14/679,538.54
  6. Step 6: Final answer
    x = 547,338.30

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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.