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Finding the Fourth Proportional to 603,584.64, 832,889.52 and 361,822.32

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Solution

The fourth proportional to 603,584.64, 832,889.52 and 361,822.32 is: 499,280.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,584.64 : 832,889.52 = 361,822.32 : x
  2. Step 2: Convert to fraction form
    603,584.64/832,889.52 = 361,822.32/x
  3. Step 3: Cross multiply
    603,584.64x = 832,889.52 × 361,822.32
  4. Step 4: Simplify right side
    603,584.64x = 301,358,018,430.09
  5. Step 5: Solve for x
    x = 301,358,018,430.09/603,584.64
  6. Step 6: Final answer
    x = 499,280.46

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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.