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Finding the Fourth Proportional to 634,265.36, 951,556.68 and 447,641.36

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Solution

The fourth proportional to 634,265.36, 951,556.68 and 447,641.36 is: 671,574.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,265.36 : 951,556.68 = 447,641.36 : x
  2. Step 2: Convert to fraction form
    634,265.36/951,556.68 = 447,641.36/x
  3. Step 3: Cross multiply
    634,265.36x = 951,556.68 × 447,641.36
  4. Step 4: Simplify right side
    634,265.36x = 425,956,126,352.29
  5. Step 5: Solve for x
    x = 425,956,126,352.29/634,265.36
  6. Step 6: Final answer
    x = 671,574.00

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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.