Home / 818,861.99-1,130,014.40-446,328.11

Finding the Fourth Proportional to 818,861.99, 1,130,014.40 and 446,328.11

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Solution

The fourth proportional to 818,861.99, 1,130,014.40 and 446,328.11 is: 615,924.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,861.99 : 1,130,014.40 = 446,328.11 : x
  2. Step 2: Convert to fraction form
    818,861.99/1,130,014.40 = 446,328.11/x
  3. Step 3: Cross multiply
    818,861.99x = 1,130,014.40 × 446,328.11
  4. Step 4: Simplify right side
    818,861.99x = 504,357,192,018.18
  5. Step 5: Solve for x
    x = 504,357,192,018.18/818,861.99
  6. Step 6: Final answer
    x = 615,924.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.