Home / 962,774.64-1,327,821.84-618,666.48

Finding the Fourth Proportional to 962,774.64, 1,327,821.84 and 618,666.48

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Solution

The fourth proportional to 962,774.64, 1,327,821.84 and 618,666.48 is: 853,241.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,774.64 : 1,327,821.84 = 618,666.48 : x
  2. Step 2: Convert to fraction form
    962,774.64/1,327,821.84 = 618,666.48/x
  3. Step 3: Cross multiply
    962,774.64x = 1,327,821.84 × 618,666.48
  4. Step 4: Simplify right side
    962,774.64x = 821,478,863,819.92
  5. Step 5: Solve for x
    x = 821,478,863,819.92/962,774.64
  6. Step 6: Final answer
    x = 853,241.07

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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.