Home / 651,154.11-976,891.01-525,929.19

Finding the Fourth Proportional to 651,154.11, 976,891.01 and 525,929.19

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Solution

The fourth proportional to 651,154.11, 976,891.01 and 525,929.19 is: 789,022.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,154.11 : 976,891.01 = 525,929.19 : x
  2. Step 2: Convert to fraction form
    651,154.11/976,891.01 = 525,929.19/x
  3. Step 3: Cross multiply
    651,154.11x = 976,891.01 × 525,929.19
  4. Step 4: Simplify right side
    651,154.11x = 513,775,494,977.94
  5. Step 5: Solve for x
    x = 513,775,494,977.94/651,154.11
  6. Step 6: Final answer
    x = 789,022.89

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.