Home / 853,523.87-1,177,849.19-466,330.98

Finding the Fourth Proportional to 853,523.87, 1,177,849.19 and 466,330.98

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Solution

The fourth proportional to 853,523.87, 1,177,849.19 and 466,330.98 is: 643,529.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,523.87 : 1,177,849.19 = 466,330.98 : x
  2. Step 2: Convert to fraction form
    853,523.87/1,177,849.19 = 466,330.98/x
  3. Step 3: Cross multiply
    853,523.87x = 1,177,849.19 × 466,330.98
  4. Step 4: Simplify right side
    853,523.87x = 549,267,567,064.91
  5. Step 5: Solve for x
    x = 549,267,567,064.91/853,523.87
  6. Step 6: Final answer
    x = 643,529.24

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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.