Home / 673,775.10-1,010,662.65-434,626.65

Finding the Fourth Proportional to 673,775.10, 1,010,662.65 and 434,626.65

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Solution

The fourth proportional to 673,775.10, 1,010,662.65 and 434,626.65 is: 651,939.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,775.10 : 1,010,662.65 = 434,626.65 : x
  2. Step 2: Convert to fraction form
    673,775.10/1,010,662.65 = 434,626.65/x
  3. Step 3: Cross multiply
    673,775.10x = 1,010,662.65 × 434,626.65
  4. Step 4: Simplify right side
    673,775.10x = 439,260,921,849.62
  5. Step 5: Solve for x
    x = 439,260,921,849.62/673,775.10
  6. Step 6: Final answer
    x = 651,939.98

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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.