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Finding the Fourth Proportional to 236,576.40, 354,000.60 and 174,368.40

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Solution

The fourth proportional to 236,576.40, 354,000.60 and 174,368.40 is: 260,915.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,576.40 : 354,000.60 = 174,368.40 : x
  2. Step 2: Convert to fraction form
    236,576.40/354,000.60 = 174,368.40/x
  3. Step 3: Cross multiply
    236,576.40x = 354,000.60 × 174,368.40
  4. Step 4: Simplify right side
    236,576.40x = 61,726,518,221.04
  5. Step 5: Solve for x
    x = 61,726,518,221.04/236,576.40
  6. Step 6: Final answer
    x = 260,915.79

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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.