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Finding the Fourth Proportional to 536,609.59, 740,485.43 and 294,886.96

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Solution

The fourth proportional to 536,609.59, 740,485.43 and 294,886.96 is: 406,924.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,609.59 : 740,485.43 = 294,886.96 : x
  2. Step 2: Convert to fraction form
    536,609.59/740,485.43 = 294,886.96/x
  3. Step 3: Cross multiply
    536,609.59x = 740,485.43 × 294,886.96
  4. Step 4: Simplify right side
    536,609.59x = 218,359,495,157.17
  5. Step 5: Solve for x
    x = 218,359,495,157.17/536,609.59
  6. Step 6: Final answer
    x = 406,924.33

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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.