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Finding the Fourth Proportional to 362,461.60, 543,692.40 and 329,802.40

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Solution

The fourth proportional to 362,461.60, 543,692.40 and 329,802.40 is: 494,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,461.60 : 543,692.40 = 329,802.40 : x
  2. Step 2: Convert to fraction form
    362,461.60/543,692.40 = 329,802.40/x
  3. Step 3: Cross multiply
    362,461.60x = 543,692.40 × 329,802.40
  4. Step 4: Simplify right side
    362,461.60x = 179,311,058,381.76
  5. Step 5: Solve for x
    x = 179,311,058,381.76/362,461.60
  6. Step 6: Final answer
    x = 494,703.60

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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.