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Finding the Fourth Proportional to 607,401.37, 910,454.86 and 457,177.15

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Solution

The fourth proportional to 607,401.37, 910,454.86 and 457,177.15 is: 685,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,401.37 : 910,454.86 = 457,177.15 : x
  2. Step 2: Convert to fraction form
    607,401.37/910,454.86 = 457,177.15/x
  3. Step 3: Cross multiply
    607,401.37x = 910,454.86 × 457,177.15
  4. Step 4: Simplify right side
    607,401.37x = 416,239,158,098.45
  5. Step 5: Solve for x
    x = 416,239,158,098.45/607,401.37
  6. Step 6: Final answer
    x = 685,278.60

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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.