Home / 883,673.13-1,219,394.10-496,458.21

Finding the Fourth Proportional to 883,673.13, 1,219,394.10 and 496,458.21

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Solution

The fourth proportional to 883,673.13, 1,219,394.10 and 496,458.21 is: 685,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,673.13 : 1,219,394.10 = 496,458.21 : x
  2. Step 2: Convert to fraction form
    883,673.13/1,219,394.10 = 496,458.21/x
  3. Step 3: Cross multiply
    883,673.13x = 1,219,394.10 × 496,458.21
  4. Step 4: Simplify right side
    883,673.13x = 605,378,212,170.56
  5. Step 5: Solve for x
    x = 605,378,212,170.56/883,673.13
  6. Step 6: Final answer
    x = 685,070.30

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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.