Home / 632,979.96-873,512.28-346,500.24

Finding the Fourth Proportional to 632,979.96, 873,512.28 and 346,500.24

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Solution

The fourth proportional to 632,979.96, 873,512.28 and 346,500.24 is: 478,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,979.96 : 873,512.28 = 346,500.24 : x
  2. Step 2: Convert to fraction form
    632,979.96/873,512.28 = 346,500.24/x
  3. Step 3: Cross multiply
    632,979.96x = 873,512.28 × 346,500.24
  4. Step 4: Simplify right side
    632,979.96x = 302,672,214,662.95
  5. Step 5: Solve for x
    x = 302,672,214,662.95/632,979.96
  6. Step 6: Final answer
    x = 478,170.30

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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.