Home / 540,011.16-738,739.20-537,736.68

Finding the Fourth Proportional to 540,011.16, 738,739.20 and 537,736.68

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Solution

The fourth proportional to 540,011.16, 738,739.20 and 537,736.68 is: 735,627.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,011.16 : 738,739.20 = 537,736.68 : x
  2. Step 2: Convert to fraction form
    540,011.16/738,739.20 = 537,736.68/x
  3. Step 3: Cross multiply
    540,011.16x = 738,739.20 × 537,736.68
  4. Step 4: Simplify right side
    540,011.16x = 397,247,164,793.86
  5. Step 5: Solve for x
    x = 397,247,164,793.86/540,011.16
  6. Step 6: Final answer
    x = 735,627.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.