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Finding the Fourth Proportional to 313,563.58, 432,718.81 and 184,506.98

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Solution

The fourth proportional to 313,563.58, 432,718.81 and 184,506.98 is: 254,620.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,563.58 : 432,718.81 = 184,506.98 : x
  2. Step 2: Convert to fraction form
    313,563.58/432,718.81 = 184,506.98/x
  3. Step 3: Cross multiply
    313,563.58x = 432,718.81 × 184,506.98
  4. Step 4: Simplify right side
    313,563.58x = 79,839,638,197.43
  5. Step 5: Solve for x
    x = 79,839,638,197.43/313,563.58
  6. Step 6: Final answer
    x = 254,620.26

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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.