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Finding the Fourth Proportional to 433,405.96, 596,852.76 and 357,254.68

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Solution

The fourth proportional to 433,405.96, 596,852.76 and 357,254.68 is: 491,983.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,405.96 : 596,852.76 = 357,254.68 : x
  2. Step 2: Convert to fraction form
    433,405.96/596,852.76 = 357,254.68/x
  3. Step 3: Cross multiply
    433,405.96x = 596,852.76 × 357,254.68
  4. Step 4: Simplify right side
    433,405.96x = 213,228,441,780.92
  5. Step 5: Solve for x
    x = 213,228,441,780.92/433,405.96
  6. Step 6: Final answer
    x = 491,983.18

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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.