Home / 955,179.83-1,318,120.58-525,460.07

Finding the Fourth Proportional to 955,179.83, 1,318,120.58 and 525,460.07

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Solution

The fourth proportional to 955,179.83, 1,318,120.58 and 525,460.07 is: 725,119.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,179.83 : 1,318,120.58 = 525,460.07 : x
  2. Step 2: Convert to fraction form
    955,179.83/1,318,120.58 = 525,460.07/x
  3. Step 3: Cross multiply
    955,179.83x = 1,318,120.58 × 525,460.07
  4. Step 4: Simplify right side
    955,179.83x = 692,619,723,017.34
  5. Step 5: Solve for x
    x = 692,619,723,017.34/955,179.83
  6. Step 6: Final answer
    x = 725,119.72

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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.