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Finding the Fourth Proportional to 1,183,555, 1,775,779.62 and 710,570.08

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Solution

The fourth proportional to 1,183,555, 1,775,779.62 and 710,570.08 is: 1,066,123.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,555 : 1,775,779.62 = 710,570.08 : x
  2. Step 2: Convert to fraction form
    1,183,555/1,775,779.62 = 710,570.08/x
  3. Step 3: Cross multiply
    1,183,555x = 1,775,779.62 × 710,570.08
  4. Step 4: Simplify right side
    1,183,555x = 1,261,815,866,645.77
  5. Step 5: Solve for x
    x = 1,261,815,866,645.77/1,183,555
  6. Step 6: Final answer
    x = 1,066,123.56

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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.