Home / 969,019.34-1,337,246.70-539,400.96

Finding the Fourth Proportional to 969,019.34, 1,337,246.70 and 539,400.96

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Solution

The fourth proportional to 969,019.34, 1,337,246.70 and 539,400.96 is: 744,373.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,019.34 : 1,337,246.70 = 539,400.96 : x
  2. Step 2: Convert to fraction form
    969,019.34/1,337,246.70 = 539,400.96/x
  3. Step 3: Cross multiply
    969,019.34x = 1,337,246.70 × 539,400.96
  4. Step 4: Simplify right side
    969,019.34x = 721,312,153,736.83
  5. Step 5: Solve for x
    x = 721,312,153,736.83/969,019.34
  6. Step 6: Final answer
    x = 744,373.33

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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.