Home / 1,019,524.48-1,529,187.76-309,558.67

Finding the Fourth Proportional to 1,019,524.48, 1,529,187.76 and 309,558.67

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Solution

The fourth proportional to 1,019,524.48, 1,529,187.76 and 309,558.67 is: 464,307.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,524.48 : 1,529,187.76 = 309,558.67 : x
  2. Step 2: Convert to fraction form
    1,019,524.48/1,529,187.76 = 309,558.67/x
  3. Step 3: Cross multiply
    1,019,524.48x = 1,529,187.76 × 309,558.67
  4. Step 4: Simplify right side
    1,019,524.48x = 473,373,329,165.88
  5. Step 5: Solve for x
    x = 473,373,329,165.88/1,019,524.48
  6. Step 6: Final answer
    x = 464,307.96

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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.