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Finding the Fourth Proportional to 434,779.50, 651,504.13 and 232,404.39

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Solution

The fourth proportional to 434,779.50, 651,504.13 and 232,404.39 is: 348,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,779.50 : 651,504.13 = 232,404.39 : x
  2. Step 2: Convert to fraction form
    434,779.50/651,504.13 = 232,404.39/x
  3. Step 3: Cross multiply
    434,779.50x = 651,504.13 × 232,404.39
  4. Step 4: Simplify right side
    434,779.50x = 151,412,416,657.61
  5. Step 5: Solve for x
    x = 151,412,416,657.61/434,779.50
  6. Step 6: Final answer
    x = 348,251.05

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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.