Home / 549,038.80-823,619.64-174,976.72

Finding the Fourth Proportional to 549,038.80, 823,619.64 and 174,976.72

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Solution

The fourth proportional to 549,038.80, 823,619.64 and 174,976.72 is: 262,484.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,038.80 : 823,619.64 = 174,976.72 : x
  2. Step 2: Convert to fraction form
    549,038.80/823,619.64 = 174,976.72/x
  3. Step 3: Cross multiply
    549,038.80x = 823,619.64 × 174,976.72
  4. Step 4: Simplify right side
    549,038.80x = 144,114,263,134.78
  5. Step 5: Solve for x
    x = 144,114,263,134.78/549,038.80
  6. Step 6: Final answer
    x = 262,484.66

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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.