Home / 928,269.25-1,281,011.57-525,861.25

Finding the Fourth Proportional to 928,269.25, 1,281,011.57 and 525,861.25

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Solution

The fourth proportional to 928,269.25, 1,281,011.57 and 525,861.25 is: 725,688.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,269.25 : 1,281,011.57 = 525,861.25 : x
  2. Step 2: Convert to fraction form
    928,269.25/1,281,011.57 = 525,861.25/x
  3. Step 3: Cross multiply
    928,269.25x = 1,281,011.57 × 525,861.25
  4. Step 4: Simplify right side
    928,269.25x = 673,634,345,464.66
  5. Step 5: Solve for x
    x = 673,634,345,464.66/928,269.25
  6. Step 6: Final answer
    x = 725,688.53

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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.