Home / 957,805.42-1,320,398.11-753,501.50

Finding the Fourth Proportional to 957,805.42, 1,320,398.11 and 753,501.50

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Solution

The fourth proportional to 957,805.42, 1,320,398.11 and 753,501.50 is: 1,038,751.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,805.42 : 1,320,398.11 = 753,501.50 : x
  2. Step 2: Convert to fraction form
    957,805.42/1,320,398.11 = 753,501.50/x
  3. Step 3: Cross multiply
    957,805.42x = 1,320,398.11 × 753,501.50
  4. Step 4: Simplify right side
    957,805.42x = 994,921,946,112.67
  5. Step 5: Solve for x
    x = 994,921,946,112.67/957,805.42
  6. Step 6: Final answer
    x = 1,038,751.64

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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.