Home / 959,512.21-1,323,571.75-619,980.46

Finding the Fourth Proportional to 959,512.21, 1,323,571.75 and 619,980.46

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Solution

The fourth proportional to 959,512.21, 1,323,571.75 and 619,980.46 is: 855,214.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,512.21 : 1,323,571.75 = 619,980.46 : x
  2. Step 2: Convert to fraction form
    959,512.21/1,323,571.75 = 619,980.46/x
  3. Step 3: Cross multiply
    959,512.21x = 1,323,571.75 × 619,980.46
  4. Step 4: Simplify right side
    959,512.21x = 820,588,617,549.13
  5. Step 5: Solve for x
    x = 820,588,617,549.13/959,512.21
  6. Step 6: Final answer
    x = 855,214.36

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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.