Home / 541,148.40-810,835.98-288,160.26

Finding the Fourth Proportional to 541,148.40, 810,835.98 and 288,160.26

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Solution

The fourth proportional to 541,148.40, 810,835.98 and 288,160.26 is: 431,768.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,148.40 : 810,835.98 = 288,160.26 : x
  2. Step 2: Convert to fraction form
    541,148.40/810,835.98 = 288,160.26/x
  3. Step 3: Cross multiply
    541,148.40x = 810,835.98 × 288,160.26
  4. Step 4: Simplify right side
    541,148.40x = 233,650,706,814.16
  5. Step 5: Solve for x
    x = 233,650,706,814.16/541,148.40
  6. Step 6: Final answer
    x = 431,768.27

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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.