Home / 369,826.40-554,739.60-303,341.60

Finding the Fourth Proportional to 369,826.40, 554,739.60 and 303,341.60

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Solution

The fourth proportional to 369,826.40, 554,739.60 and 303,341.60 is: 455,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,826.40 : 554,739.60 = 303,341.60 : x
  2. Step 2: Convert to fraction form
    369,826.40/554,739.60 = 303,341.60/x
  3. Step 3: Cross multiply
    369,826.40x = 554,739.60 × 303,341.60
  4. Step 4: Simplify right side
    369,826.40x = 168,275,597,847.36
  5. Step 5: Solve for x
    x = 168,275,597,847.36/369,826.40
  6. Step 6: Final answer
    x = 455,012.40

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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.