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Finding the Fourth Proportional to 344,477.09, 516,777.59 and 141,960.42

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Solution

The fourth proportional to 344,477.09, 516,777.59 and 141,960.42 is: 212,966.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,477.09 : 516,777.59 = 141,960.42 : x
  2. Step 2: Convert to fraction form
    344,477.09/516,777.59 = 141,960.42/x
  3. Step 3: Cross multiply
    344,477.09x = 516,777.59 × 141,960.42
  4. Step 4: Simplify right side
    344,477.09x = 73,361,963,013.19
  5. Step 5: Solve for x
    x = 73,361,963,013.19/344,477.09
  6. Step 6: Final answer
    x = 212,966.16

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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.