Home / 679,775.00-1,018,962.65-364,147.16

Finding the Fourth Proportional to 679,775.00, 1,018,962.65 and 364,147.16

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Solution

The fourth proportional to 679,775.00, 1,018,962.65 and 364,147.16 is: 545,845.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,775.00 : 1,018,962.65 = 364,147.16 : x
  2. Step 2: Convert to fraction form
    679,775.00/1,018,962.65 = 364,147.16/x
  3. Step 3: Cross multiply
    679,775.00x = 1,018,962.65 × 364,147.16
  4. Step 4: Simplify right side
    679,775.00x = 371,052,350,959.13
  5. Step 5: Solve for x
    x = 371,052,350,959.13/679,775.00
  6. Step 6: Final answer
    x = 545,845.84

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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.