Home / 1,355,945.60-2,033,853.60-457,299.20

Finding the Fourth Proportional to 1,355,945.60, 2,033,853.60 and 457,299.20

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Solution

The fourth proportional to 1,355,945.60, 2,033,853.60 and 457,299.20 is: 685,926.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,945.60 : 2,033,853.60 = 457,299.20 : x
  2. Step 2: Convert to fraction form
    1,355,945.60/2,033,853.60 = 457,299.20/x
  3. Step 3: Cross multiply
    1,355,945.60x = 2,033,853.60 × 457,299.20
  4. Step 4: Simplify right side
    1,355,945.60x = 930,079,624,197.12
  5. Step 5: Solve for x
    x = 930,079,624,197.12/1,355,945.60
  6. Step 6: Final answer
    x = 685,926.95

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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.