Home / 525,355.10-788,143.35-170,341.43

Finding the Fourth Proportional to 525,355.10, 788,143.35 and 170,341.43

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Solution

The fourth proportional to 525,355.10, 788,143.35 and 170,341.43 is: 255,548.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,355.10 : 788,143.35 = 170,341.43 : x
  2. Step 2: Convert to fraction form
    525,355.10/788,143.35 = 170,341.43/x
  3. Step 3: Cross multiply
    525,355.10x = 788,143.35 × 170,341.43
  4. Step 4: Simplify right side
    525,355.10x = 134,253,465,283.99
  5. Step 5: Solve for x
    x = 134,253,465,283.99/525,355.10
  6. Step 6: Final answer
    x = 255,548.04

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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.