Home / 746,855.84-1,030,629.84-407,303.84

Finding the Fourth Proportional to 746,855.84, 1,030,629.84 and 407,303.84

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Solution

The fourth proportional to 746,855.84, 1,030,629.84 and 407,303.84 is: 562,062.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,855.84 : 1,030,629.84 = 407,303.84 : x
  2. Step 2: Convert to fraction form
    746,855.84/1,030,629.84 = 407,303.84/x
  3. Step 3: Cross multiply
    746,855.84x = 1,030,629.84 × 407,303.84
  4. Step 4: Simplify right side
    746,855.84x = 419,779,491,450.59
  5. Step 5: Solve for x
    x = 419,779,491,450.59/746,855.84
  6. Step 6: Final answer
    x = 562,062.27

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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.