Home / 807,489.56-1,114,330.10-444,905.00

Finding the Fourth Proportional to 807,489.56, 1,114,330.10 and 444,905.00

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Solution

The fourth proportional to 807,489.56, 1,114,330.10 and 444,905.00 is: 613,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,489.56 : 1,114,330.10 = 444,905.00 : x
  2. Step 2: Convert to fraction form
    807,489.56/1,114,330.10 = 444,905.00/x
  3. Step 3: Cross multiply
    807,489.56x = 1,114,330.10 × 444,905.00
  4. Step 4: Simplify right side
    807,489.56x = 495,771,037,038.59
  5. Step 5: Solve for x
    x = 495,771,037,038.59/807,489.56
  6. Step 6: Final answer
    x = 613,965.88

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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.