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Finding the Fourth Proportional to 173,973.40, 260,239.20 and 163,346.20

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Solution

The fourth proportional to 173,973.40, 260,239.20 and 163,346.20 is: 244,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,973.40 : 260,239.20 = 163,346.20 : x
  2. Step 2: Convert to fraction form
    173,973.40/260,239.20 = 163,346.20/x
  3. Step 3: Cross multiply
    173,973.40x = 260,239.20 × 163,346.20
  4. Step 4: Simplify right side
    173,973.40x = 42,509,084,411.04
  5. Step 5: Solve for x
    x = 42,509,084,411.04/173,973.40
  6. Step 6: Final answer
    x = 244,342.44

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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.