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Finding the Fourth Proportional to 429,550.51, 592,760.51 and 257,563.40

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Solution

The fourth proportional to 429,550.51, 592,760.51 and 257,563.40 is: 355,425.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,550.51 : 592,760.51 = 257,563.40 : x
  2. Step 2: Convert to fraction form
    429,550.51/592,760.51 = 257,563.40/x
  3. Step 3: Cross multiply
    429,550.51x = 592,760.51 × 257,563.40
  4. Step 4: Simplify right side
    429,550.51x = 152,673,415,505.79
  5. Step 5: Solve for x
    x = 152,673,415,505.79/429,550.51
  6. Step 6: Final answer
    x = 355,425.99

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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.