Home / 648,193.32-894,505.14-361,710.36

Finding the Fourth Proportional to 648,193.32, 894,505.14 and 361,710.36

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Solution

The fourth proportional to 648,193.32, 894,505.14 and 361,710.36 is: 499,159.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,193.32 : 894,505.14 = 361,710.36 : x
  2. Step 2: Convert to fraction form
    648,193.32/894,505.14 = 361,710.36/x
  3. Step 3: Cross multiply
    648,193.32x = 894,505.14 × 361,710.36
  4. Step 4: Simplify right side
    648,193.32x = 323,551,776,211.25
  5. Step 5: Solve for x
    x = 323,551,776,211.25/648,193.32
  6. Step 6: Final answer
    x = 499,159.38

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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.