Home / 724,232.40-1,086,348.60-537,608.40

Finding the Fourth Proportional to 724,232.40, 1,086,348.60 and 537,608.40

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Solution

The fourth proportional to 724,232.40, 1,086,348.60 and 537,608.40 is: 806,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,232.40 : 1,086,348.60 = 537,608.40 : x
  2. Step 2: Convert to fraction form
    724,232.40/1,086,348.60 = 537,608.40/x
  3. Step 3: Cross multiply
    724,232.40x = 1,086,348.60 × 537,608.40
  4. Step 4: Simplify right side
    724,232.40x = 584,030,132,688.24
  5. Step 5: Solve for x
    x = 584,030,132,688.24/724,232.40
  6. Step 6: Final answer
    x = 806,412.60

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Double scale
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Similar ratio
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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.