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Finding the Fourth Proportional to 476,554.68, 657,650.01 and 261,699.24

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Solution

The fourth proportional to 476,554.68, 657,650.01 and 261,699.24 is: 361,147.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,554.68 : 657,650.01 = 261,699.24 : x
  2. Step 2: Convert to fraction form
    476,554.68/657,650.01 = 261,699.24/x
  3. Step 3: Cross multiply
    476,554.68x = 657,650.01 × 261,699.24
  4. Step 4: Simplify right side
    476,554.68x = 172,106,507,802.99
  5. Step 5: Solve for x
    x = 172,106,507,802.99/476,554.68
  6. Step 6: Final answer
    x = 361,147.45

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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.