Home / 571,827.69-789,119.69-326,808.36

Finding the Fourth Proportional to 571,827.69, 789,119.69 and 326,808.36

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Solution

The fourth proportional to 571,827.69, 789,119.69 and 326,808.36 is: 450,994.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,827.69 : 789,119.69 = 326,808.36 : x
  2. Step 2: Convert to fraction form
    571,827.69/789,119.69 = 326,808.36/x
  3. Step 3: Cross multiply
    571,827.69x = 789,119.69 × 326,808.36
  4. Step 4: Simplify right side
    571,827.69x = 257,890,910,098.57
  5. Step 5: Solve for x
    x = 257,890,910,098.57/571,827.69
  6. Step 6: Final answer
    x = 450,994.09

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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.