Home / 756,117.22-1,043,441.86-416,582.50

Finding the Fourth Proportional to 756,117.22, 1,043,441.86 and 416,582.50

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Solution

The fourth proportional to 756,117.22, 1,043,441.86 and 416,582.50 is: 574,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,117.22 : 1,043,441.86 = 416,582.50 : x
  2. Step 2: Convert to fraction form
    756,117.22/1,043,441.86 = 416,582.50/x
  3. Step 3: Cross multiply
    756,117.22x = 1,043,441.86 × 416,582.50
  4. Step 4: Simplify right side
    756,117.22x = 434,679,618,643.45
  5. Step 5: Solve for x
    x = 434,679,618,643.45/756,117.22
  6. Step 6: Final answer
    x = 574,883.90

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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.