Home / 832,507.20-1,148,863.59-450,534.03

Finding the Fourth Proportional to 832,507.20, 1,148,863.59 and 450,534.03

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Solution

The fourth proportional to 832,507.20, 1,148,863.59 and 450,534.03 is: 621,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,507.20 : 1,148,863.59 = 450,534.03 : x
  2. Step 2: Convert to fraction form
    832,507.20/1,148,863.59 = 450,534.03/x
  3. Step 3: Cross multiply
    832,507.20x = 1,148,863.59 × 450,534.03
  4. Step 4: Simplify right side
    832,507.20x = 517,602,143,122.97
  5. Step 5: Solve for x
    x = 517,602,143,122.97/832,507.20
  6. Step 6: Final answer
    x = 621,738.94

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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.