Home / 476,452.47-657,505.44-261,606.15

Finding the Fourth Proportional to 476,452.47, 657,505.44 and 261,606.15

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Solution

The fourth proportional to 476,452.47, 657,505.44 and 261,606.15 is: 361,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,452.47 : 657,505.44 = 261,606.15 : x
  2. Step 2: Convert to fraction form
    476,452.47/657,505.44 = 261,606.15/x
  3. Step 3: Cross multiply
    476,452.47x = 657,505.44 × 261,606.15
  4. Step 4: Simplify right side
    476,452.47x = 172,007,466,762.46
  5. Step 5: Solve for x
    x = 172,007,466,762.46/476,452.47
  6. Step 6: Final answer
    x = 361,017.05

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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.