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Finding the Fourth Proportional to 164,040.40, 245,623.20 and 164,040.40

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Solution

The fourth proportional to 164,040.40, 245,623.20 and 164,040.40 is: 245,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,040.40 : 245,623.20 = 164,040.40 : x
  2. Step 2: Convert to fraction form
    164,040.40/245,623.20 = 164,040.40/x
  3. Step 3: Cross multiply
    164,040.40x = 245,623.20 × 164,040.40
  4. Step 4: Simplify right side
    164,040.40x = 40,292,127,977.28
  5. Step 5: Solve for x
    x = 40,292,127,977.28/164,040.40
  6. Step 6: Final answer
    x = 245,623.20

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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.