Home / 886,982.40-1,224,009.60-484,574.40

Finding the Fourth Proportional to 886,982.40, 1,224,009.60 and 484,574.40

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Solution

The fourth proportional to 886,982.40, 1,224,009.60 and 484,574.40 is: 668,698.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,982.40 : 1,224,009.60 = 484,574.40 : x
  2. Step 2: Convert to fraction form
    886,982.40/1,224,009.60 = 484,574.40/x
  3. Step 3: Cross multiply
    886,982.40x = 1,224,009.60 × 484,574.40
  4. Step 4: Simplify right side
    886,982.40x = 593,123,717,514.24
  5. Step 5: Solve for x
    x = 593,123,717,514.24/886,982.40
  6. Step 6: Final answer
    x = 668,698.41

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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.