Home / 338,103.61-466,588.71-185,139.36

Finding the Fourth Proportional to 338,103.61, 466,588.71 and 185,139.36

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Solution

The fourth proportional to 338,103.61, 466,588.71 and 185,139.36 is: 255,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,103.61 : 466,588.71 = 185,139.36 : x
  2. Step 2: Convert to fraction form
    338,103.61/466,588.71 = 185,139.36/x
  3. Step 3: Cross multiply
    338,103.61x = 466,588.71 × 185,139.36
  4. Step 4: Simplify right side
    338,103.61x = 86,383,935,152.63
  5. Step 5: Solve for x
    x = 86,383,935,152.63/338,103.61
  6. Step 6: Final answer
    x = 255,495.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.