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Finding the Fourth Proportional to 446,549.45, 616,235.73 and 242,598.74

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Solution

The fourth proportional to 446,549.45, 616,235.73 and 242,598.74 is: 334,784.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,549.45 : 616,235.73 = 242,598.74 : x
  2. Step 2: Convert to fraction form
    446,549.45/616,235.73 = 242,598.74/x
  3. Step 3: Cross multiply
    446,549.45x = 616,235.73 × 242,598.74
  4. Step 4: Simplify right side
    446,549.45x = 149,498,011,640.98
  5. Step 5: Solve for x
    x = 149,498,011,640.98/446,549.45
  6. Step 6: Final answer
    x = 334,784.90

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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.