Home / 969,779.01-1,453,360.67-490,345.05

Finding the Fourth Proportional to 969,779.01, 1,453,360.67 and 490,345.05

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Solution

The fourth proportional to 969,779.01, 1,453,360.67 and 490,345.05 is: 734,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,779.01 : 1,453,360.67 = 490,345.05 : x
  2. Step 2: Convert to fraction form
    969,779.01/1,453,360.67 = 490,345.05/x
  3. Step 3: Cross multiply
    969,779.01x = 1,453,360.67 × 490,345.05
  4. Step 4: Simplify right side
    969,779.01x = 712,648,210,399.18
  5. Step 5: Solve for x
    x = 712,648,210,399.18/969,779.01
  6. Step 6: Final answer
    x = 734,856.30

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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.