Home / 734,543.20-1,101,814.80-435,944.80

Finding the Fourth Proportional to 734,543.20, 1,101,814.80 and 435,944.80

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Solution

The fourth proportional to 734,543.20, 1,101,814.80 and 435,944.80 is: 653,917.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,543.20 : 1,101,814.80 = 435,944.80 : x
  2. Step 2: Convert to fraction form
    734,543.20/1,101,814.80 = 435,944.80/x
  3. Step 3: Cross multiply
    734,543.20x = 1,101,814.80 × 435,944.80
  4. Step 4: Simplify right side
    734,543.20x = 480,330,432,623.04
  5. Step 5: Solve for x
    x = 480,330,432,623.04/734,543.20
  6. Step 6: Final answer
    x = 653,917.20

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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.