Home / 746,382.60-1,030,009.77-424,199.70

Finding the Fourth Proportional to 746,382.60, 1,030,009.77 and 424,199.70

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Solution

The fourth proportional to 746,382.60, 1,030,009.77 and 424,199.70 is: 585,396.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,382.60 : 1,030,009.77 = 424,199.70 : x
  2. Step 2: Convert to fraction form
    746,382.60/1,030,009.77 = 424,199.70/x
  3. Step 3: Cross multiply
    746,382.60x = 1,030,009.77 × 424,199.70
  4. Step 4: Simplify right side
    746,382.60x = 436,929,835,431.07
  5. Step 5: Solve for x
    x = 436,929,835,431.07/746,382.60
  6. Step 6: Final answer
    x = 585,396.60

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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.