Home / 807,355.13-1,114,201.10-444,779.69

Finding the Fourth Proportional to 807,355.13, 1,114,201.10 and 444,779.69

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Solution

The fourth proportional to 807,355.13, 1,114,201.10 and 444,779.69 is: 613,824.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,355.13 : 1,114,201.10 = 444,779.69 : x
  2. Step 2: Convert to fraction form
    807,355.13/1,114,201.10 = 444,779.69/x
  3. Step 3: Cross multiply
    807,355.13x = 1,114,201.10 × 444,779.69
  4. Step 4: Simplify right side
    807,355.13x = 495,574,015,396.60
  5. Step 5: Solve for x
    x = 495,574,015,396.60/807,355.13
  6. Step 6: Final answer
    x = 613,824.08

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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.