Home / 1,065,383.75-1,470,273.45-612,674.75

Finding the Fourth Proportional to 1,065,383.75, 1,470,273.45 and 612,674.75

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Solution

The fourth proportional to 1,065,383.75, 1,470,273.45 and 612,674.75 is: 845,516.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,383.75 : 1,470,273.45 = 612,674.75 : x
  2. Step 2: Convert to fraction form
    1,065,383.75/1,470,273.45 = 612,674.75/x
  3. Step 3: Cross multiply
    1,065,383.75x = 1,470,273.45 × 612,674.75
  4. Step 4: Simplify right side
    1,065,383.75x = 900,799,418,410.39
  5. Step 5: Solve for x
    x = 900,799,418,410.39/1,065,383.75
  6. Step 6: Final answer
    x = 845,516.39

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1.5x scale

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.