Home / 746,973.28-1,120,528.32-297,585.28

Finding the Fourth Proportional to 746,973.28, 1,120,528.32 and 297,585.28

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Solution

The fourth proportional to 746,973.28, 1,120,528.32 and 297,585.28 is: 446,405.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,973.28 : 1,120,528.32 = 297,585.28 : x
  2. Step 2: Convert to fraction form
    746,973.28/1,120,528.32 = 297,585.28/x
  3. Step 3: Cross multiply
    746,973.28x = 1,120,528.32 × 297,585.28
  4. Step 4: Simplify right side
    746,973.28x = 333,452,733,855.13
  5. Step 5: Solve for x
    x = 333,452,733,855.13/746,973.28
  6. Step 6: Final answer
    x = 446,405.17

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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.