Home / 832,302.96-1,148,569.92-450,321.36

Finding the Fourth Proportional to 832,302.96, 1,148,569.92 and 450,321.36

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Solution

The fourth proportional to 832,302.96, 1,148,569.92 and 450,321.36 is: 621,439.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,302.96 : 1,148,569.92 = 450,321.36 : x
  2. Step 2: Convert to fraction form
    832,302.96/1,148,569.92 = 450,321.36/x
  3. Step 3: Cross multiply
    832,302.96x = 1,148,569.92 × 450,321.36
  4. Step 4: Simplify right side
    832,302.96x = 517,225,568,429.49
  5. Step 5: Solve for x
    x = 517,225,568,429.49/832,302.96
  6. Step 6: Final answer
    x = 621,439.06

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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.