Home / 679,329.33-1,018,993.35-173,889.51

Finding the Fourth Proportional to 679,329.33, 1,018,993.35 and 173,889.51

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Solution

The fourth proportional to 679,329.33, 1,018,993.35 and 173,889.51 is: 260,834.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,329.33 : 1,018,993.35 = 173,889.51 : x
  2. Step 2: Convert to fraction form
    679,329.33/1,018,993.35 = 173,889.51/x
  3. Step 3: Cross multiply
    679,329.33x = 1,018,993.35 × 173,889.51
  4. Step 4: Simplify right side
    679,329.33x = 177,192,254,324.76
  5. Step 5: Solve for x
    x = 177,192,254,324.76/679,329.33
  6. Step 6: Final answer
    x = 260,834.10

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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.