Home / 1,011,531.50-1,396,009.99-552,715.77

Finding the Fourth Proportional to 1,011,531.50, 1,396,009.99 and 552,715.77

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Solution

The fourth proportional to 1,011,531.50, 1,396,009.99 and 552,715.77 is: 762,800.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,531.50 : 1,396,009.99 = 552,715.77 : x
  2. Step 2: Convert to fraction form
    1,011,531.50/1,396,009.99 = 552,715.77/x
  3. Step 3: Cross multiply
    1,011,531.50x = 1,396,009.99 × 552,715.77
  4. Step 4: Simplify right side
    1,011,531.50x = 771,596,736,550.54
  5. Step 5: Solve for x
    x = 771,596,736,550.54/1,011,531.50
  6. Step 6: Final answer
    x = 762,800.50

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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.