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Finding the Fourth Proportional to 446,306.37, 615,900.51 and 242,355.45

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Solution

The fourth proportional to 446,306.37, 615,900.51 and 242,355.45 is: 334,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,306.37 : 615,900.51 = 242,355.45 : x
  2. Step 2: Convert to fraction form
    446,306.37/615,900.51 = 242,355.45/x
  3. Step 3: Cross multiply
    446,306.37x = 615,900.51 × 242,355.45
  4. Step 4: Simplify right side
    446,306.37x = 149,266,845,256.28
  5. Step 5: Solve for x
    x = 149,266,845,256.28/446,306.37
  6. Step 6: Final answer
    x = 334,449.28

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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.