Home / 649,285.10-973,927.65-365,849.90

Finding the Fourth Proportional to 649,285.10, 973,927.65 and 365,849.90

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Solution

The fourth proportional to 649,285.10, 973,927.65 and 365,849.90 is: 548,774.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,285.10 : 973,927.65 = 365,849.90 : x
  2. Step 2: Convert to fraction form
    649,285.10/973,927.65 = 365,849.90/x
  3. Step 3: Cross multiply
    649,285.10x = 973,927.65 × 365,849.90
  4. Step 4: Simplify right side
    649,285.10x = 356,311,333,359.74
  5. Step 5: Solve for x
    x = 356,311,333,359.74/649,285.10
  6. Step 6: Final answer
    x = 548,774.85

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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.