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Finding the Fourth Proportional to 322,106.48, 483,243.08 and 122,430.32

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Solution

The fourth proportional to 322,106.48, 483,243.08 and 122,430.32 is: 183,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,106.48 : 483,243.08 = 122,430.32 : x
  2. Step 2: Convert to fraction form
    322,106.48/483,243.08 = 122,430.32/x
  3. Step 3: Cross multiply
    322,106.48x = 483,243.08 × 122,430.32
  4. Step 4: Simplify right side
    322,106.48x = 59,163,604,922.19
  5. Step 5: Solve for x
    x = 59,163,604,922.19/322,106.48
  6. Step 6: Final answer
    x = 183,677.16

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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.