Home / 906,786.60-1,360,698.30-346,223.40

Finding the Fourth Proportional to 906,786.60, 1,360,698.30 and 346,223.40

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Solution

The fourth proportional to 906,786.60, 1,360,698.30 and 346,223.40 is: 519,533.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,786.60 : 1,360,698.30 = 346,223.40 : x
  2. Step 2: Convert to fraction form
    906,786.60/1,360,698.30 = 346,223.40/x
  3. Step 3: Cross multiply
    906,786.60x = 1,360,698.30 × 346,223.40
  4. Step 4: Simplify right side
    906,786.60x = 471,105,591,800.22
  5. Step 5: Solve for x
    x = 471,105,591,800.22/906,786.60
  6. Step 6: Final answer
    x = 519,533.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.