Home / 724,492.80-1,086,039.36-250,822.08

Finding the Fourth Proportional to 724,492.80, 1,086,039.36 and 250,822.08

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Solution

The fourth proportional to 724,492.80, 1,086,039.36 and 250,822.08 is: 375,990.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,492.80 : 1,086,039.36 = 250,822.08 : x
  2. Step 2: Convert to fraction form
    724,492.80/1,086,039.36 = 250,822.08/x
  3. Step 3: Cross multiply
    724,492.80x = 1,086,039.36 × 250,822.08
  4. Step 4: Simplify right side
    724,492.80x = 272,402,651,237.07
  5. Step 5: Solve for x
    x = 272,402,651,237.07/724,492.80
  6. Step 6: Final answer
    x = 375,990.83

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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.