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Finding the Fourth Proportional to 531,692.40, 796,809.60 and 341,569.20

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Solution

The fourth proportional to 531,692.40, 796,809.60 and 341,569.20 is: 511,885.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,692.40 : 796,809.60 = 341,569.20 : x
  2. Step 2: Convert to fraction form
    531,692.40/796,809.60 = 341,569.20/x
  3. Step 3: Cross multiply
    531,692.40x = 796,809.60 × 341,569.20
  4. Step 4: Simplify right side
    531,692.40x = 272,165,617,624.32
  5. Step 5: Solve for x
    x = 272,165,617,624.32/531,692.40
  6. Step 6: Final answer
    x = 511,885.48

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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.