Home / 912,241.70-1,258,684.74-544,647.43

Finding the Fourth Proportional to 912,241.70, 1,258,684.74 and 544,647.43

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Solution

The fourth proportional to 912,241.70, 1,258,684.74 and 544,647.43 is: 751,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,241.70 : 1,258,684.74 = 544,647.43 : x
  2. Step 2: Convert to fraction form
    912,241.70/1,258,684.74 = 544,647.43/x
  3. Step 3: Cross multiply
    912,241.70x = 1,258,684.74 × 544,647.43
  4. Step 4: Simplify right side
    912,241.70x = 685,539,405,674.51
  5. Step 5: Solve for x
    x = 685,539,405,674.51/912,241.70
  6. Step 6: Final answer
    x = 751,488.79

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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.