Home / 892,877.40-1,339,316.10-519,629.40

Finding the Fourth Proportional to 892,877.40, 1,339,316.10 and 519,629.40

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Solution

The fourth proportional to 892,877.40, 1,339,316.10 and 519,629.40 is: 779,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,877.40 : 1,339,316.10 = 519,629.40 : x
  2. Step 2: Convert to fraction form
    892,877.40/1,339,316.10 = 519,629.40/x
  3. Step 3: Cross multiply
    892,877.40x = 1,339,316.10 × 519,629.40
  4. Step 4: Simplify right side
    892,877.40x = 695,948,021,453.34
  5. Step 5: Solve for x
    x = 695,948,021,453.34/892,877.40
  6. Step 6: Final answer
    x = 779,444.10

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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.