Home / 756,030.08-1,043,321.44-416,498.32

Finding the Fourth Proportional to 756,030.08, 1,043,321.44 and 416,498.32

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Solution

The fourth proportional to 756,030.08, 1,043,321.44 and 416,498.32 is: 574,767.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,030.08 : 1,043,321.44 = 416,498.32 : x
  2. Step 2: Convert to fraction form
    756,030.08/1,043,321.44 = 416,498.32/x
  3. Step 3: Cross multiply
    756,030.08x = 1,043,321.44 × 416,498.32
  4. Step 4: Simplify right side
    756,030.08x = 434,541,626,979.98
  5. Step 5: Solve for x
    x = 434,541,626,979.98/756,030.08
  6. Step 6: Final answer
    x = 574,767.64

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Double scale
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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.