Home / 826,283.92-1,140,162.12-463,693.84

Finding the Fourth Proportional to 826,283.92, 1,140,162.12 and 463,693.84

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Solution

The fourth proportional to 826,283.92, 1,140,162.12 and 463,693.84 is: 639,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,283.92 : 1,140,162.12 = 463,693.84 : x
  2. Step 2: Convert to fraction form
    826,283.92/1,140,162.12 = 463,693.84/x
  3. Step 3: Cross multiply
    826,283.92x = 1,140,162.12 × 463,693.84
  4. Step 4: Simplify right side
    826,283.92x = 528,686,151,645.34
  5. Step 5: Solve for x
    x = 528,686,151,645.34/826,283.92
  6. Step 6: Final answer
    x = 639,835.94

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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.