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Finding the Fourth Proportional to 525,497.77, 725,305.04 and 344,104.34

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Solution

The fourth proportional to 525,497.77, 725,305.04 and 344,104.34 is: 474,941.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,497.77 : 725,305.04 = 344,104.34 : x
  2. Step 2: Convert to fraction form
    525,497.77/725,305.04 = 344,104.34/x
  3. Step 3: Cross multiply
    525,497.77x = 725,305.04 × 344,104.34
  4. Step 4: Simplify right side
    525,497.77x = 249,580,613,078.85
  5. Step 5: Solve for x
    x = 249,580,613,078.85/525,497.77
  6. Step 6: Final answer
    x = 474,941.34

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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.