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Finding the Fourth Proportional to 536,552.40, 804,828.60 and 347,595.60

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Solution

The fourth proportional to 536,552.40, 804,828.60 and 347,595.60 is: 521,393.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,552.40 : 804,828.60 = 347,595.60 : x
  2. Step 2: Convert to fraction form
    536,552.40/804,828.60 = 347,595.60/x
  3. Step 3: Cross multiply
    536,552.40x = 804,828.60 × 347,595.60
  4. Step 4: Simplify right side
    536,552.40x = 279,754,880,114.16
  5. Step 5: Solve for x
    x = 279,754,880,114.16/536,552.40
  6. Step 6: Final answer
    x = 521,393.40

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Similar ratio
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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.