Home / 825,725.99-1,139,511.43-458,210.67

Finding the Fourth Proportional to 825,725.99, 1,139,511.43 and 458,210.67

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Solution

The fourth proportional to 825,725.99, 1,139,511.43 and 458,210.67 is: 632,336.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,725.99 : 1,139,511.43 = 458,210.67 : x
  2. Step 2: Convert to fraction form
    825,725.99/1,139,511.43 = 458,210.67/x
  3. Step 3: Cross multiply
    825,725.99x = 1,139,511.43 × 458,210.67
  4. Step 4: Simplify right side
    825,725.99x = 522,136,295,812.96
  5. Step 5: Solve for x
    x = 522,136,295,812.96/825,725.99
  6. Step 6: Final answer
    x = 632,336.03

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Double scale
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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.