Home / 863,241.08-1,191,502.44-509,931.42

Finding the Fourth Proportional to 863,241.08, 1,191,502.44 and 509,931.42

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Solution

The fourth proportional to 863,241.08, 1,191,502.44 and 509,931.42 is: 703,841.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,241.08 : 1,191,502.44 = 509,931.42 : x
  2. Step 2: Convert to fraction form
    863,241.08/1,191,502.44 = 509,931.42/x
  3. Step 3: Cross multiply
    863,241.08x = 1,191,502.44 × 509,931.42
  4. Step 4: Simplify right side
    863,241.08x = 607,584,531,902.26
  5. Step 5: Solve for x
    x = 607,584,531,902.26/863,241.08
  6. Step 6: Final answer
    x = 703,841.08

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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.