Home / 911,923.14-1,258,627.48-601,279.22

Finding the Fourth Proportional to 911,923.14, 1,258,627.48 and 601,279.22

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Solution

The fourth proportional to 911,923.14, 1,258,627.48 and 601,279.22 is: 829,879.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,923.14 : 1,258,627.48 = 601,279.22 : x
  2. Step 2: Convert to fraction form
    911,923.14/1,258,627.48 = 601,279.22/x
  3. Step 3: Cross multiply
    911,923.14x = 1,258,627.48 × 601,279.22
  4. Step 4: Simplify right side
    911,923.14x = 756,786,549,444.97
  5. Step 5: Solve for x
    x = 756,786,549,444.97/911,923.14
  6. Step 6: Final answer
    x = 829,879.75

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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.