Home / 632,495.56-872,836.64-346,012.32

Finding the Fourth Proportional to 632,495.56, 872,836.64 and 346,012.32

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Solution

The fourth proportional to 632,495.56, 872,836.64 and 346,012.32 is: 477,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,495.56 : 872,836.64 = 346,012.32 : x
  2. Step 2: Convert to fraction form
    632,495.56/872,836.64 = 346,012.32/x
  3. Step 3: Cross multiply
    632,495.56x = 872,836.64 × 346,012.32
  4. Step 4: Simplify right side
    632,495.56x = 302,012,230,787.41
  5. Step 5: Solve for x
    x = 302,012,230,787.41/632,495.56
  6. Step 6: Final answer
    x = 477,493.04

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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.