Home / 756,334.25-1,043,741.27-416,802.50

Finding the Fourth Proportional to 756,334.25, 1,043,741.27 and 416,802.50

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Solution

The fourth proportional to 756,334.25, 1,043,741.27 and 416,802.50 is: 575,187.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,334.25 : 1,043,741.27 = 416,802.50 : x
  2. Step 2: Convert to fraction form
    756,334.25/1,043,741.27 = 416,802.50/x
  3. Step 3: Cross multiply
    756,334.25x = 1,043,741.27 × 416,802.50
  4. Step 4: Simplify right side
    756,334.25x = 435,033,970,689.18
  5. Step 5: Solve for x
    x = 435,033,970,689.18/756,334.25
  6. Step 6: Final answer
    x = 575,187.45

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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.