Home / 567,977.07-783,795.73-313,328.19

Finding the Fourth Proportional to 567,977.07, 783,795.73 and 313,328.19

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Solution

The fourth proportional to 567,977.07, 783,795.73 and 313,328.19 is: 432,385.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,977.07 : 783,795.73 = 313,328.19 : x
  2. Step 2: Convert to fraction form
    567,977.07/783,795.73 = 313,328.19/x
  3. Step 3: Cross multiply
    567,977.07x = 783,795.73 × 313,328.19
  4. Step 4: Simplify right side
    567,977.07x = 245,585,295,843.99
  5. Step 5: Solve for x
    x = 245,585,295,843.99/567,977.07
  6. Step 6: Final answer
    x = 432,385.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.