Home / 769,532.40-1,154,881.80-503,204.40

Finding the Fourth Proportional to 769,532.40, 1,154,881.80 and 503,204.40

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Solution

The fourth proportional to 769,532.40, 1,154,881.80 and 503,204.40 is: 755,187.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,532.40 : 1,154,881.80 = 503,204.40 : x
  2. Step 2: Convert to fraction form
    769,532.40/1,154,881.80 = 503,204.40/x
  3. Step 3: Cross multiply
    769,532.40x = 1,154,881.80 × 503,204.40
  4. Step 4: Simplify right side
    769,532.40x = 581,141,603,239.92
  5. Step 5: Solve for x
    x = 581,141,603,239.92/769,532.40
  6. Step 6: Final answer
    x = 755,187.96

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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.