Home / 673,711.10-1,010,566.65-404,272.70

Finding the Fourth Proportional to 673,711.10, 1,010,566.65 and 404,272.70

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Solution

The fourth proportional to 673,711.10, 1,010,566.65 and 404,272.70 is: 606,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,711.10 : 1,010,566.65 = 404,272.70 : x
  2. Step 2: Convert to fraction form
    673,711.10/1,010,566.65 = 404,272.70/x
  3. Step 3: Cross multiply
    673,711.10x = 1,010,566.65 × 404,272.70
  4. Step 4: Simplify right side
    673,711.10x = 408,544,508,125.46
  5. Step 5: Solve for x
    x = 408,544,508,125.46/673,711.10
  6. Step 6: Final answer
    x = 606,409.05

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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.