Home / 536,631.10-804,946.65-347,674.30

Finding the Fourth Proportional to 536,631.10, 804,946.65 and 347,674.30

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Solution

The fourth proportional to 536,631.10, 804,946.65 and 347,674.30 is: 521,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,631.10 : 804,946.65 = 347,674.30 : x
  2. Step 2: Convert to fraction form
    536,631.10/804,946.65 = 347,674.30/x
  3. Step 3: Cross multiply
    536,631.10x = 804,946.65 × 347,674.30
  4. Step 4: Simplify right side
    536,631.10x = 279,859,263,076.10
  5. Step 5: Solve for x
    x = 279,859,263,076.10/536,631.10
  6. Step 6: Final answer
    x = 521,511.45

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Double scale
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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.