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Finding the Fourth Proportional to 228,036.63, 314,527.55 and 174,228.54

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Solution

The fourth proportional to 228,036.63, 314,527.55 and 174,228.54 is: 240,310.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,036.63 : 314,527.55 = 174,228.54 : x
  2. Step 2: Convert to fraction form
    228,036.63/314,527.55 = 174,228.54/x
  3. Step 3: Cross multiply
    228,036.63x = 314,527.55 × 174,228.54
  4. Step 4: Simplify right side
    228,036.63x = 54,799,674,955.13
  5. Step 5: Solve for x
    x = 54,799,674,955.13/228,036.63
  6. Step 6: Final answer
    x = 240,310.84

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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.