Home / 525,787.32-788,558.10-170,710.20

Finding the Fourth Proportional to 525,787.32, 788,558.10 and 170,710.20

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Solution

The fourth proportional to 525,787.32, 788,558.10 and 170,710.20 is: 256,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,787.32 : 788,558.10 = 170,710.20 : x
  2. Step 2: Convert to fraction form
    525,787.32/788,558.10 = 170,710.20/x
  3. Step 3: Cross multiply
    525,787.32x = 788,558.10 × 170,710.20
  4. Step 4: Simplify right side
    525,787.32x = 134,614,910,962.62
  5. Step 5: Solve for x
    x = 134,614,910,962.62/525,787.32
  6. Step 6: Final answer
    x = 256,025.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.