Home / 832,630.32-1,149,032.64-450,656.88

Finding the Fourth Proportional to 832,630.32, 1,149,032.64 and 450,656.88

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Solution

The fourth proportional to 832,630.32, 1,149,032.64 and 450,656.88 is: 621,908.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,630.32 : 1,149,032.64 = 450,656.88 : x
  2. Step 2: Convert to fraction form
    832,630.32/1,149,032.64 = 450,656.88/x
  3. Step 3: Cross multiply
    832,630.32x = 1,149,032.64 × 450,656.88
  4. Step 4: Simplify right side
    832,630.32x = 517,819,464,560.56
  5. Step 5: Solve for x
    x = 517,819,464,560.56/832,630.32
  6. Step 6: Final answer
    x = 621,908.01

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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.