Home / 1,038,162.30-1,557,535.05-505,700.70

Finding the Fourth Proportional to 1,038,162.30, 1,557,535.05 and 505,700.70

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Solution

The fourth proportional to 1,038,162.30, 1,557,535.05 and 505,700.70 is: 758,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,162.30 : 1,557,535.05 = 505,700.70 : x
  2. Step 2: Convert to fraction form
    1,038,162.30/1,557,535.05 = 505,700.70/x
  3. Step 3: Cross multiply
    1,038,162.30x = 1,557,535.05 × 505,700.70
  4. Step 4: Simplify right side
    1,038,162.30x = 787,646,565,059.54
  5. Step 5: Solve for x
    x = 787,646,565,059.54/1,038,162.30
  6. Step 6: Final answer
    x = 758,693.09

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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.