Home / 530,176.20-793,514.70-411,203.40

Finding the Fourth Proportional to 530,176.20, 793,514.70 and 411,203.40

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Solution

The fourth proportional to 530,176.20, 793,514.70 and 411,203.40 is: 615,448.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,176.20 : 793,514.70 = 411,203.40 : x
  2. Step 2: Convert to fraction form
    530,176.20/793,514.70 = 411,203.40/x
  3. Step 3: Cross multiply
    530,176.20x = 793,514.70 × 411,203.40
  4. Step 4: Simplify right side
    530,176.20x = 326,295,942,589.98
  5. Step 5: Solve for x
    x = 326,295,942,589.98/530,176.20
  6. Step 6: Final answer
    x = 615,448.11

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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.