Home / 360,550.64-540,597-191,966.96

Finding the Fourth Proportional to 360,550.64, 540,597 and 191,966.96

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Solution

The fourth proportional to 360,550.64, 540,597 and 191,966.96 is: 287,828.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,550.64 : 540,597 = 191,966.96 : x
  2. Step 2: Convert to fraction form
    360,550.64/540,597 = 191,966.96/x
  3. Step 3: Cross multiply
    360,550.64x = 540,597 × 191,966.96
  4. Step 4: Simplify right side
    360,550.64x = 103,776,762,675.12
  5. Step 5: Solve for x
    x = 103,776,762,675.12/360,550.64
  6. Step 6: Final answer
    x = 287,828.54

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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.