Home / 302,801.10-454,201.65-190,826.70

Finding the Fourth Proportional to 302,801.10, 454,201.65 and 190,826.70

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Solution

The fourth proportional to 302,801.10, 454,201.65 and 190,826.70 is: 286,240.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,801.10 : 454,201.65 = 190,826.70 : x
  2. Step 2: Convert to fraction form
    302,801.10/454,201.65 = 190,826.70/x
  3. Step 3: Cross multiply
    302,801.10x = 454,201.65 × 190,826.70
  4. Step 4: Simplify right side
    302,801.10x = 86,673,802,004.06
  5. Step 5: Solve for x
    x = 86,673,802,004.06/302,801.10
  6. Step 6: Final answer
    x = 286,240.05

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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.