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Finding the Fourth Proportional to 541,783.29, 745,950.29 and 477,212.25

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Solution

The fourth proportional to 541,783.29, 745,950.29 and 477,212.25 is: 657,046.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,783.29 : 745,950.29 = 477,212.25 : x
  2. Step 2: Convert to fraction form
    541,783.29/745,950.29 = 477,212.25/x
  3. Step 3: Cross multiply
    541,783.29x = 745,950.29 × 477,212.25
  4. Step 4: Simplify right side
    541,783.29x = 355,976,613,892.99
  5. Step 5: Solve for x
    x = 355,976,613,892.99/541,783.29
  6. Step 6: Final answer
    x = 657,046.13

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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.