Home / 514,629.38-771,945.88-364,415.34

Finding the Fourth Proportional to 514,629.38, 771,945.88 and 364,415.34

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Solution

The fourth proportional to 514,629.38, 771,945.88 and 364,415.34 is: 546,624.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,629.38 : 771,945.88 = 364,415.34 : x
  2. Step 2: Convert to fraction form
    514,629.38/771,945.88 = 364,415.34/x
  3. Step 3: Cross multiply
    514,629.38x = 771,945.88 × 364,415.34
  4. Step 4: Simplify right side
    514,629.38x = 281,308,920,321.80
  5. Step 5: Solve for x
    x = 281,308,920,321.80/514,629.38
  6. Step 6: Final answer
    x = 546,624.29

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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.