Home / 896,924.51-1,237,765.49-489,023.03

Finding the Fourth Proportional to 896,924.51, 1,237,765.49 and 489,023.03

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Solution

The fourth proportional to 896,924.51, 1,237,765.49 and 489,023.03 is: 674,857.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,924.51 : 1,237,765.49 = 489,023.03 : x
  2. Step 2: Convert to fraction form
    896,924.51/1,237,765.49 = 489,023.03/x
  3. Step 3: Cross multiply
    896,924.51x = 1,237,765.49 × 489,023.03
  4. Step 4: Simplify right side
    896,924.51x = 605,295,830,349.24
  5. Step 5: Solve for x
    x = 605,295,830,349.24/896,924.51
  6. Step 6: Final answer
    x = 674,857.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.