Home / 983,487.80-1,475,231.70-651,063.80

Finding the Fourth Proportional to 983,487.80, 1,475,231.70 and 651,063.80

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Solution

The fourth proportional to 983,487.80, 1,475,231.70 and 651,063.80 is: 976,595.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,487.80 : 1,475,231.70 = 651,063.80 : x
  2. Step 2: Convert to fraction form
    983,487.80/1,475,231.70 = 651,063.80/x
  3. Step 3: Cross multiply
    983,487.80x = 1,475,231.70 × 651,063.80
  4. Step 4: Simplify right side
    983,487.80x = 960,469,956,482.46
  5. Step 5: Solve for x
    x = 960,469,956,482.46/983,487.80
  6. Step 6: Final answer
    x = 976,595.70

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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.