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Finding the Fourth Proportional to 174,004.40, 260,423.40 and 153,009.20

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Solution

The fourth proportional to 174,004.40, 260,423.40 and 153,009.20 is: 229,000.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,004.40 : 260,423.40 = 153,009.20 : x
  2. Step 2: Convert to fraction form
    174,004.40/260,423.40 = 153,009.20/x
  3. Step 3: Cross multiply
    174,004.40x = 260,423.40 × 153,009.20
  4. Step 4: Simplify right side
    174,004.40x = 39,847,176,095.28
  5. Step 5: Solve for x
    x = 39,847,176,095.28/174,004.40
  6. Step 6: Final answer
    x = 229,000.97

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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.