Home / 673,569.20-1,010,345.16-193,808.72

Finding the Fourth Proportional to 673,569.20, 1,010,345.16 and 193,808.72

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Solution

The fourth proportional to 673,569.20, 1,010,345.16 and 193,808.72 is: 290,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,569.20 : 1,010,345.16 = 193,808.72 : x
  2. Step 2: Convert to fraction form
    673,569.20/1,010,345.16 = 193,808.72/x
  3. Step 3: Cross multiply
    673,569.20x = 1,010,345.16 × 193,808.72
  4. Step 4: Simplify right side
    673,569.20x = 195,813,702,217.80
  5. Step 5: Solve for x
    x = 195,813,702,217.80/673,569.20
  6. Step 6: Final answer
    x = 290,710.59

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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.