Home / 744,039.18-1,024,951.86-539,489.07

Finding the Fourth Proportional to 744,039.18, 1,024,951.86 and 539,489.07

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Solution

The fourth proportional to 744,039.18, 1,024,951.86 and 539,489.07 is: 743,173.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,039.18 : 1,024,951.86 = 539,489.07 : x
  2. Step 2: Convert to fraction form
    744,039.18/1,024,951.86 = 539,489.07/x
  3. Step 3: Cross multiply
    744,039.18x = 1,024,951.86 × 539,489.07
  4. Step 4: Simplify right side
    744,039.18x = 552,950,325,746.17
  5. Step 5: Solve for x
    x = 552,950,325,746.17/744,039.18
  6. Step 6: Final answer
    x = 743,173.67

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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.