Home / 401,733.36-602,638.92-117,417.51

Finding the Fourth Proportional to 401,733.36, 602,638.92 and 117,417.51

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Solution

The fourth proportional to 401,733.36, 602,638.92 and 117,417.51 is: 176,137.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,733.36 : 602,638.92 = 117,417.51 : x
  2. Step 2: Convert to fraction form
    401,733.36/602,638.92 = 117,417.51/x
  3. Step 3: Cross multiply
    401,733.36x = 602,638.92 × 117,417.51
  4. Step 4: Simplify right side
    401,733.36x = 70,760,361,415.49
  5. Step 5: Solve for x
    x = 70,760,361,415.49/401,733.36
  6. Step 6: Final answer
    x = 176,137.63

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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.