Home / 1,068,366.70-1,602,550.05-320,412.70

Finding the Fourth Proportional to 1,068,366.70, 1,602,550.05 and 320,412.70

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Solution

The fourth proportional to 1,068,366.70, 1,602,550.05 and 320,412.70 is: 480,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,366.70 : 1,602,550.05 = 320,412.70 : x
  2. Step 2: Convert to fraction form
    1,068,366.70/1,602,550.05 = 320,412.70/x
  3. Step 3: Cross multiply
    1,068,366.70x = 1,602,550.05 × 320,412.70
  4. Step 4: Simplify right side
    1,068,366.70x = 513,477,388,405.64
  5. Step 5: Solve for x
    x = 513,477,388,405.64/1,068,366.70
  6. Step 6: Final answer
    x = 480,619.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.