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Finding the Fourth Proportional to 536,005.20, 802,258.20 and 417,032.40

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Solution

The fourth proportional to 536,005.20, 802,258.20 and 417,032.40 is: 624,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,005.20 : 802,258.20 = 417,032.40 : x
  2. Step 2: Convert to fraction form
    536,005.20/802,258.20 = 417,032.40/x
  3. Step 3: Cross multiply
    536,005.20x = 802,258.20 × 417,032.40
  4. Step 4: Simplify right side
    536,005.20x = 334,567,662,565.68
  5. Step 5: Solve for x
    x = 334,567,662,565.68/536,005.20
  6. Step 6: Final answer
    x = 624,187.34

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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.