Home / 757,636.54-1,045,562.78-430,941.17

Finding the Fourth Proportional to 757,636.54, 1,045,562.78 and 430,941.17

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Solution

The fourth proportional to 757,636.54, 1,045,562.78 and 430,941.17 is: 594,712.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,636.54 : 1,045,562.78 = 430,941.17 : x
  2. Step 2: Convert to fraction form
    757,636.54/1,045,562.78 = 430,941.17/x
  3. Step 3: Cross multiply
    757,636.54x = 1,045,562.78 × 430,941.17
  4. Step 4: Simplify right side
    757,636.54x = 450,576,052,883.24
  5. Step 5: Solve for x
    x = 450,576,052,883.24/757,636.54
  6. Step 6: Final answer
    x = 594,712.67

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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.