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Finding the Fourth Proportional to 370,336.40, 555,504.60 and 183,712.40

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Solution

The fourth proportional to 370,336.40, 555,504.60 and 183,712.40 is: 275,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,336.40 : 555,504.60 = 183,712.40 : x
  2. Step 2: Convert to fraction form
    370,336.40/555,504.60 = 183,712.40/x
  3. Step 3: Cross multiply
    370,336.40x = 555,504.60 × 183,712.40
  4. Step 4: Simplify right side
    370,336.40x = 102,053,083,277.04
  5. Step 5: Solve for x
    x = 102,053,083,277.04/370,336.40
  6. Step 6: Final answer
    x = 275,568.60

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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.