Home / 883,671.08-1,219,422.66-501,647.72

Finding the Fourth Proportional to 883,671.08, 1,219,422.66 and 501,647.72

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Solution

The fourth proportional to 883,671.08, 1,219,422.66 and 501,647.72 is: 692,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,671.08 : 1,219,422.66 = 501,647.72 : x
  2. Step 2: Convert to fraction form
    883,671.08/1,219,422.66 = 501,647.72/x
  3. Step 3: Cross multiply
    883,671.08x = 1,219,422.66 × 501,647.72
  4. Step 4: Simplify right side
    883,671.08x = 611,720,597,105.34
  5. Step 5: Solve for x
    x = 611,720,597,105.34/883,671.08
  6. Step 6: Final answer
    x = 692,249.20

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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.