Home / 936,779.04-1,405,162.08-226,810.80

Finding the Fourth Proportional to 936,779.04, 1,405,162.08 and 226,810.80

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Solution

The fourth proportional to 936,779.04, 1,405,162.08 and 226,810.80 is: 340,214.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,779.04 : 1,405,162.08 = 226,810.80 : x
  2. Step 2: Convert to fraction form
    936,779.04/1,405,162.08 = 226,810.80/x
  3. Step 3: Cross multiply
    936,779.04x = 1,405,162.08 × 226,810.80
  4. Step 4: Simplify right side
    936,779.04x = 318,705,935,494.46
  5. Step 5: Solve for x
    x = 318,705,935,494.46/936,779.04
  6. Step 6: Final answer
    x = 340,214.63

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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.