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Finding the Fourth Proportional to 356,459.58, 534,514.32 and 176,336.88

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Solution

The fourth proportional to 356,459.58, 534,514.32 and 176,336.88 is: 264,418.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,459.58 : 534,514.32 = 176,336.88 : x
  2. Step 2: Convert to fraction form
    356,459.58/534,514.32 = 176,336.88/x
  3. Step 3: Cross multiply
    356,459.58x = 534,514.32 × 176,336.88
  4. Step 4: Simplify right side
    356,459.58x = 94,254,587,504.12
  5. Step 5: Solve for x
    x = 94,254,587,504.12/356,459.58
  6. Step 6: Final answer
    x = 264,418.72

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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.