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Finding the Fourth Proportional to 432,210.54, 595,896.08 and 354,399.51

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Solution

The fourth proportional to 432,210.54, 595,896.08 and 354,399.51 is: 488,616.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,210.54 : 595,896.08 = 354,399.51 : x
  2. Step 2: Convert to fraction form
    432,210.54/595,896.08 = 354,399.51/x
  3. Step 3: Cross multiply
    432,210.54x = 595,896.08 × 354,399.51
  4. Step 4: Simplify right side
    432,210.54x = 211,185,276,990.92
  5. Step 5: Solve for x
    x = 211,185,276,990.92/432,210.54
  6. Step 6: Final answer
    x = 488,616.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.