Home / 1,030,429.88-1,421,993.23-600,728.12

Finding the Fourth Proportional to 1,030,429.88, 1,421,993.23 and 600,728.12

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Solution

The fourth proportional to 1,030,429.88, 1,421,993.23 and 600,728.12 is: 829,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,429.88 : 1,421,993.23 = 600,728.12 : x
  2. Step 2: Convert to fraction form
    1,030,429.88/1,421,993.23 = 600,728.12/x
  3. Step 3: Cross multiply
    1,030,429.88x = 1,421,993.23 × 600,728.12
  4. Step 4: Simplify right side
    1,030,429.88x = 854,231,319,710.63
  5. Step 5: Solve for x
    x = 854,231,319,710.63/1,030,429.88
  6. Step 6: Final answer
    x = 829,004.80

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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.