Home / 702,686.01-1,054,028.87-383,106.66

Finding the Fourth Proportional to 702,686.01, 1,054,028.87 and 383,106.66

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Solution

The fourth proportional to 702,686.01, 1,054,028.87 and 383,106.66 is: 574,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,686.01 : 1,054,028.87 = 383,106.66 : x
  2. Step 2: Convert to fraction form
    702,686.01/1,054,028.87 = 383,106.66/x
  3. Step 3: Cross multiply
    702,686.01x = 1,054,028.87 × 383,106.66
  4. Step 4: Simplify right side
    702,686.01x = 403,805,478,013.74
  5. Step 5: Solve for x
    x = 403,805,478,013.74/702,686.01
  6. Step 6: Final answer
    x = 574,659.91

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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.