Home / 757,334.57-1,045,121.63-417,802.82

Finding the Fourth Proportional to 757,334.57, 1,045,121.63 and 417,802.82

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Solution

The fourth proportional to 757,334.57, 1,045,121.63 and 417,802.82 is: 576,567.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,334.57 : 1,045,121.63 = 417,802.82 : x
  2. Step 2: Convert to fraction form
    757,334.57/1,045,121.63 = 417,802.82/x
  3. Step 3: Cross multiply
    757,334.57x = 1,045,121.63 × 417,802.82
  4. Step 4: Simplify right side
    757,334.57x = 436,654,756,942.37
  5. Step 5: Solve for x
    x = 436,654,756,942.37/757,334.57
  6. Step 6: Final answer
    x = 576,567.84

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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.