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Finding the Fourth Proportional to 152,182.80, 228,274.20 and 146,059.20

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Solution

The fourth proportional to 152,182.80, 228,274.20 and 146,059.20 is: 219,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,182.80 : 228,274.20 = 146,059.20 : x
  2. Step 2: Convert to fraction form
    152,182.80/228,274.20 = 146,059.20/x
  3. Step 3: Cross multiply
    152,182.80x = 228,274.20 × 146,059.20
  4. Step 4: Simplify right side
    152,182.80x = 33,341,547,032.64
  5. Step 5: Solve for x
    x = 33,341,547,032.64/152,182.80
  6. Step 6: Final answer
    x = 219,088.80

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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.