Home / 845,579.52-1,166,911.11-463,605.39

Finding the Fourth Proportional to 845,579.52, 1,166,911.11 and 463,605.39

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Solution

The fourth proportional to 845,579.52, 1,166,911.11 and 463,605.39 is: 639,781.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,579.52 : 1,166,911.11 = 463,605.39 : x
  2. Step 2: Convert to fraction form
    845,579.52/1,166,911.11 = 463,605.39/x
  3. Step 3: Cross multiply
    845,579.52x = 1,166,911.11 × 463,605.39
  4. Step 4: Simplify right side
    845,579.52x = 540,986,280,246.88
  5. Step 5: Solve for x
    x = 540,986,280,246.88/845,579.52
  6. Step 6: Final answer
    x = 639,781.67

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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.