Home / 806,674.40-1,210,011.60-524,664.80

Finding the Fourth Proportional to 806,674.40, 1,210,011.60 and 524,664.80

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Solution

The fourth proportional to 806,674.40, 1,210,011.60 and 524,664.80 is: 786,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,674.40 : 1,210,011.60 = 524,664.80 : x
  2. Step 2: Convert to fraction form
    806,674.40/1,210,011.60 = 524,664.80/x
  3. Step 3: Cross multiply
    806,674.40x = 1,210,011.60 × 524,664.80
  4. Step 4: Simplify right side
    806,674.40x = 634,850,494,111.68
  5. Step 5: Solve for x
    x = 634,850,494,111.68/806,674.40
  6. Step 6: Final answer
    x = 786,997.20

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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.