Home / 724,862.56-1,087,677.80-526,817.56

Finding the Fourth Proportional to 724,862.56, 1,087,677.80 and 526,817.56

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Solution

The fourth proportional to 724,862.56, 1,087,677.80 and 526,817.56 is: 790,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,862.56 : 1,087,677.80 = 526,817.56 : x
  2. Step 2: Convert to fraction form
    724,862.56/1,087,677.80 = 526,817.56/x
  3. Step 3: Cross multiply
    724,862.56x = 1,087,677.80 × 526,817.56
  4. Step 4: Simplify right side
    724,862.56x = 573,007,764,662.17
  5. Step 5: Solve for x
    x = 573,007,764,662.17/724,862.56
  6. Step 6: Final answer
    x = 790,505.40

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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.